Lớp 12

Các bài giảng, lý thuyết, chuyên đề và bài tập đề thi các môn học từ Toán, Văn, Anh, Lý, Hoá, Sinh, Sử, Địa, GDCD,… lớp 12 được soạn kĩ lưỡng và dễ hiểu nhất trên Lecttr

Unit 6

Unit 6: Future jobs

<img alt='' src='https://secure.gravatar.com/avatar/4f3635a4c9f9e4969cb91c3c906078794fe09ed0c86ee84a861e1d915073d547?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' srcset="https://secure.gravatar.com/avatar/4f3635a4c9f9e4969cb91c3c906078794fe09ed0c86ee84a861e1d915073d547?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" class='avatar avatar-60 photo avatar-img' height='60' width='60' decoding='async'/>

Written by Mai Xuan Tháng 7 29, 2019

Tập 1

TÂY TIẾN – QUANG DŨNG

<img alt='' data-srcset="https://secure.gravatar.com/avatar/c3d9c20abc8143c63418d2a7a0dd6aae0c13533e96d5f491545d0cd8d16947e6?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" height='60' width='60' decoding='async' data-src='https://secure.gravatar.com/avatar/c3d9c20abc8143c63418d2a7a0dd6aae0c13533e96d5f491545d0cd8d16947e6?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' class='avatar avatar-60 photo avatar-img lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset="https://secure.gravatar.com/avatar/c3d9c20abc8143c63418d2a7a0dd6aae0c13533e96d5f491545d0cd8d16947e6?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" height='60' width='60' decoding='async' data-src='https://secure.gravatar.com/avatar/c3d9c20abc8143c63418d2a7a0dd6aae0c13533e96d5f491545d0cd8d16947e6?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' class='avatar avatar-60 photo avatar-img lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://secure.gravatar.com/avatar/c3d9c20abc8143c63418d2a7a0dd6aae0c13533e96d5f491545d0cd8d16947e6?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' srcset="https://secure.gravatar.com/avatar/c3d9c20abc8143c63418d2a7a0dd6aae0c13533e96d5f491545d0cd8d16947e6?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" class='avatar avatar-60 photo avatar-img' height='60' width='60' decoding='async'/>

Written by amynguyen Tháng 7 28, 2019

Tập 1

NGUYỄN ĐÌNH CHIỂU, NGÔI SAO SÁNG TRONG VĂN NGHỆ CỦA DÂN TỘC Phạm Văn Đồng

<img alt='' data-srcset="https://secure.gravatar.com/avatar/c3d9c20abc8143c63418d2a7a0dd6aae0c13533e96d5f491545d0cd8d16947e6?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" height='60' width='60' decoding='async' data-src='https://secure.gravatar.com/avatar/c3d9c20abc8143c63418d2a7a0dd6aae0c13533e96d5f491545d0cd8d16947e6?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' class='avatar avatar-60 photo avatar-img lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset="https://secure.gravatar.com/avatar/c3d9c20abc8143c63418d2a7a0dd6aae0c13533e96d5f491545d0cd8d16947e6?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" height='60' width='60' decoding='async' data-src='https://secure.gravatar.com/avatar/c3d9c20abc8143c63418d2a7a0dd6aae0c13533e96d5f491545d0cd8d16947e6?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' class='avatar avatar-60 photo avatar-img lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://secure.gravatar.com/avatar/c3d9c20abc8143c63418d2a7a0dd6aae0c13533e96d5f491545d0cd8d16947e6?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' srcset="https://secure.gravatar.com/avatar/c3d9c20abc8143c63418d2a7a0dd6aae0c13533e96d5f491545d0cd8d16947e6?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" class='avatar avatar-60 photo avatar-img' height='60' width='60' decoding='async'/>

Written by amynguyen Tháng 7 28, 2019

Unit 8

Unit 8: Life in the future

<img alt='' src='https://secure.gravatar.com/avatar/4f3635a4c9f9e4969cb91c3c906078794fe09ed0c86ee84a861e1d915073d547?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' srcset="https://secure.gravatar.com/avatar/4f3635a4c9f9e4969cb91c3c906078794fe09ed0c86ee84a861e1d915073d547?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" class='avatar avatar-60 photo avatar-img' height='60' width='60' decoding='async'/>

Written by Mai Xuan Tháng 7 28, 2019

Tập 1

TUYÊN NGÔN ĐỘC LẬP – HỒ CHÍ MINH

<img alt='' data-srcset="https://secure.gravatar.com/avatar/c3d9c20abc8143c63418d2a7a0dd6aae0c13533e96d5f491545d0cd8d16947e6?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" height='60' width='60' decoding='async' data-src='https://secure.gravatar.com/avatar/c3d9c20abc8143c63418d2a7a0dd6aae0c13533e96d5f491545d0cd8d16947e6?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' class='avatar avatar-60 photo avatar-img lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset="https://secure.gravatar.com/avatar/c3d9c20abc8143c63418d2a7a0dd6aae0c13533e96d5f491545d0cd8d16947e6?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" height='60' width='60' decoding='async' data-src='https://secure.gravatar.com/avatar/c3d9c20abc8143c63418d2a7a0dd6aae0c13533e96d5f491545d0cd8d16947e6?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' class='avatar avatar-60 photo avatar-img lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://secure.gravatar.com/avatar/c3d9c20abc8143c63418d2a7a0dd6aae0c13533e96d5f491545d0cd8d16947e6?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' srcset="https://secure.gravatar.com/avatar/c3d9c20abc8143c63418d2a7a0dd6aae0c13533e96d5f491545d0cd8d16947e6?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" class='avatar avatar-60 photo avatar-img' height='60' width='60' decoding='async'/>

Written by amynguyen Tháng 7 24, 2019

Tập 1

KHÁI QUÁT VĂN HỌC VIỆT NAM TỪ CÁCH MẠNG THÁNG TÁM NĂM 1945 ĐẾN HẾT THẾ KỈ XX

<img alt='' data-srcset="https://secure.gravatar.com/avatar/c3d9c20abc8143c63418d2a7a0dd6aae0c13533e96d5f491545d0cd8d16947e6?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" height='60' width='60' decoding='async' data-src='https://secure.gravatar.com/avatar/c3d9c20abc8143c63418d2a7a0dd6aae0c13533e96d5f491545d0cd8d16947e6?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' class='avatar avatar-60 photo avatar-img lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset="https://secure.gravatar.com/avatar/c3d9c20abc8143c63418d2a7a0dd6aae0c13533e96d5f491545d0cd8d16947e6?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" height='60' width='60' decoding='async' data-src='https://secure.gravatar.com/avatar/c3d9c20abc8143c63418d2a7a0dd6aae0c13533e96d5f491545d0cd8d16947e6?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' class='avatar avatar-60 photo avatar-img lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://secure.gravatar.com/avatar/c3d9c20abc8143c63418d2a7a0dd6aae0c13533e96d5f491545d0cd8d16947e6?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' srcset="https://secure.gravatar.com/avatar/c3d9c20abc8143c63418d2a7a0dd6aae0c13533e96d5f491545d0cd8d16947e6?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" class='avatar avatar-60 photo avatar-img' height='60' width='60' decoding='async'/>

Written by amynguyen Tháng 7 24, 2019

Bài 21: Điều chế kim loại

<img alt='' data-srcset="https://secure.gravatar.com/avatar/74201731a0775d5937f2ce6da513a96d7a2011a06cff01243b6c4aaa12203e42?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" height='60' width='60' decoding='async' data-src='https://secure.gravatar.com/avatar/74201731a0775d5937f2ce6da513a96d7a2011a06cff01243b6c4aaa12203e42?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' class='avatar avatar-60 photo avatar-img lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset="https://secure.gravatar.com/avatar/74201731a0775d5937f2ce6da513a96d7a2011a06cff01243b6c4aaa12203e42?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" height='60' width='60' decoding='async' data-src='https://secure.gravatar.com/avatar/74201731a0775d5937f2ce6da513a96d7a2011a06cff01243b6c4aaa12203e42?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' class='avatar avatar-60 photo avatar-img lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://secure.gravatar.com/avatar/74201731a0775d5937f2ce6da513a96d7a2011a06cff01243b6c4aaa12203e42?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' srcset="https://secure.gravatar.com/avatar/74201731a0775d5937f2ce6da513a96d7a2011a06cff01243b6c4aaa12203e42?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" class='avatar avatar-60 photo avatar-img' height='60' width='60' decoding='async'/>

Written by nnquin Tháng 7 17, 2019

Bài 20: Sự ăn mòn kim loại

<img alt='' data-srcset="https://secure.gravatar.com/avatar/74201731a0775d5937f2ce6da513a96d7a2011a06cff01243b6c4aaa12203e42?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" height='60' width='60' decoding='async' data-src='https://secure.gravatar.com/avatar/74201731a0775d5937f2ce6da513a96d7a2011a06cff01243b6c4aaa12203e42?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' class='avatar avatar-60 photo avatar-img lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset="https://secure.gravatar.com/avatar/74201731a0775d5937f2ce6da513a96d7a2011a06cff01243b6c4aaa12203e42?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" height='60' width='60' decoding='async' data-src='https://secure.gravatar.com/avatar/74201731a0775d5937f2ce6da513a96d7a2011a06cff01243b6c4aaa12203e42?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' class='avatar avatar-60 photo avatar-img lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://secure.gravatar.com/avatar/74201731a0775d5937f2ce6da513a96d7a2011a06cff01243b6c4aaa12203e42?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' srcset="https://secure.gravatar.com/avatar/74201731a0775d5937f2ce6da513a96d7a2011a06cff01243b6c4aaa12203e42?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" class='avatar avatar-60 photo avatar-img' height='60' width='60' decoding='async'/>

Written by nnquin Tháng 7 17, 2019

Chương 5: Đại cương về kim loại

Bài 19: Hợp kim

<img alt='' data-srcset="https://secure.gravatar.com/avatar/74201731a0775d5937f2ce6da513a96d7a2011a06cff01243b6c4aaa12203e42?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" height='60' width='60' decoding='async' data-src='https://secure.gravatar.com/avatar/74201731a0775d5937f2ce6da513a96d7a2011a06cff01243b6c4aaa12203e42?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' class='avatar avatar-60 photo avatar-img lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset="https://secure.gravatar.com/avatar/74201731a0775d5937f2ce6da513a96d7a2011a06cff01243b6c4aaa12203e42?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" height='60' width='60' decoding='async' data-src='https://secure.gravatar.com/avatar/74201731a0775d5937f2ce6da513a96d7a2011a06cff01243b6c4aaa12203e42?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' class='avatar avatar-60 photo avatar-img lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://secure.gravatar.com/avatar/74201731a0775d5937f2ce6da513a96d7a2011a06cff01243b6c4aaa12203e42?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' srcset="https://secure.gravatar.com/avatar/74201731a0775d5937f2ce6da513a96d7a2011a06cff01243b6c4aaa12203e42?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" class='avatar avatar-60 photo avatar-img' height='60' width='60' decoding='async'/>

Written by nnquin Tháng 7 17, 2019

Bài 17: Vị trí của kim loại trong bảng tuần hoàn và cấu tạo của kim loại

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Written by nnquin Tháng 7 16, 2019