Bài giảng Tiếng anh Lớp 12 - Unit 6: Endangered Species Looking Back

Nội dung text: Bài giảng Tiếng anh Lớp 12 - Unit 6: Endangered Species Looking Back

1. Unit 6: endangered species LOOKING BACK
2. VOCABULARY Complete the sentences with the correct form of the words in brackets. • 1. survival (n) • 2. extinct(a) • 3. endangered (v) • 4. conservation(n) • 5. poaching(n) • 6. evolution(n)
3. • The future perfect • S + WILL HAVE + P2 • S + WILL NOT HAVE +P2 • WILL +S + HAVE + P2 ? . Uses (Cách sử dụng) • Một hành động xảy ra trước 1 hành động khác trong tương lai. Ex: They shalln’t have returned the book before they go home. • Một hành động xảy ra trước 1 thời điểm xác định trong tương lai. Ex: She will have finished her English course by the end of this month. c. Advs (Trạng ngữ nhận biết): When, Before, By the (this) N + Next
4. • I. Put the verb in the future perfect tense. 1. We (not/eat) ___ before we come, so we'll be hungry. 2. ___ (we/arrive) ___ by the time it gets dark? 3. He (not/complete) ___ the project by July. 4. I (not/finish) ___ the essay by the weekend. 5. Why (she/finish) ___ the cleaning by six? 6. They (not/go) ___ by 9 tomorrow. 7. By this time next year we (marry) ___ for 30 years. 8. If all goes well, by June 2012 I (finish) ___ my university degree. 9. ___ she (get) ___ her passport by then? 10. By the time I start my shift, Dr. Frazier (wait) ___ for 18 hours straight.
5. GRAMMAR 1. Practise asking questions and giving answers. • 1. How long will you have studied English in this school by the time you graduate in June? • 2. How long will you have lived in your present home by next year? • 3. How many new English words will you have learnt by then end of this unit? • 4. How many units in this book will you have finished in four weeks’ time? • 5. How long will you have worked on this assignment by the time you hand it in?
6. • Double comparative • Double comparatives describe a cause and effect process. The first half expresses a cause, and the second half expresses an effect. • 1. The comparative adj/adv + S + V, the comparative adj/adv + S + V. • 2. The more/less + (N) + S + V, the more/less + (N) + S + V .
7. 2. Rewrite the sentences, using double comparatives. • 1. The more land people need to build houses, the more forests they cut down. • 2.The higher the unemployment rate gets, the higher the crime rate becomes. • 3. The better education you get, the more opportunities for a good job there will be. • 4. The heavier the rain gets, the worse the flooding will become./ The more heavily it is raining • 5. The more cars our city has / The more cars we have in our city, the more we will have to suffer from polluted air.