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12099162 Kính chào các thầy, cô. Khi cài đặt phần mềm , trên PowerPoint và Word sẽ mặc định xuất hiện menu Bộ công cụ Violet để thầy, cô có thể sử dụng các tính năng đặc biệt của phần mềm ngay trên PowerPoint và Word. Tuy nhiên sau khi cài đặt phần mềm , với nhiều máy tính sẽ...
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Người gửi: Đỗ Thị Phượng
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ĐỀ CƯƠNG ÔN TẬP HK2 _ ENGLISH 12
A.Lý thuyết:
I. Nội dung ôn tập: Unit 6,7,8,9
II. Ngữ pháp:
The future perfect
Double comparatives
The active and passive causatives
Reported speech: reporting orders, requests, offers, advice, instructions,….
Phrasal verbs
Adverbial clauses of condition, comparison, manner, result
Conditionals; Mixed conditionals of Type 2 and Type 3
B. Bài tập:
Unit 6 – Endangered species
Exercise 1. Fill in the gap with the word from the box.
survival (n) vulnerable (adj) extinct (adj) endangered (adj)
conservation (n) habitat (n) evolution (n) biodiversity (n)

1.Darwin’s theory of ……………… has helped to explain the disappearance of some species and the …………………… of others.
2.The saola and the rhino are considered ………………….. species in Viet Nam.
3.The giant panda’s natural ………………. is the bamboo forest. Giant pandas like to eat bamboo leaves.
4.Baby sea turtles are most ……………… when they leave their nests and make their way to the sea. They are convenient targets for birds and other animals.
5.Mammoths and dinosaurs used to live on our earth quite a long time ago, but they are now ………...
6…………………. helps to maintain the balance of nature that we rely on for our well-being and benefit.
7.The World Wide Fund for Nature (WWF) is an organisation which is working on issues related to ……………………………., research and restoration of the environment.
Exercise 2. Fill in the gap with the word from the box.
vulnerable endangered poached diversity extinction
evolutionary  evolution

1.Many people think the money spent on protecting ……………. species should be used for improving the lives of the local people.
2.Animals classified as CR on the conservation status scale are in danger of ………………….
3.Old people and children are particularly ……………… to lung diseases in the cold weather.
4.Elephants are usually ………….. for their tusks, while rhinos are killed for their horns.
5.This river used to have the greatest ……………. of freshwater fish in the country, but now very few species are found here.
6.The new ………………. theory has combined Darwin’s theory of natural selection with genetic factors to explain how ………………………. occurs.


Exercise 3. Complete the sentences using the present perfect or the future perfect tense
1.By next summer, our rescue team (save and take in)………………………………… hundreds of endangered animals.
2.Look at this cute little bear. It (live) …………….. in the wildlife park for six months, and it’ll be released back into the wild next month.
3.If you come to the conference on wildlife protection after 10 a.m., the most interesting presentation (finish)…………………………...
4.By the end of today, Kim (visit) …………………… all of the animal rescue centres in the city.
5.I’ll start writing my essay on protection of endangered species as soon as I (collect) ………………..  enough information.
Exercise 4. Complete the sentences with the correct form of the words in brackets
1.Increasing trade in ivory products is a threat to the (survive) …………………… of elephants.
2.I don’t think bringing (extinction) ……………..species back to life is a good idea. That’s going against the laws of nature.
3.Plants and trees can be (danger) ……………… like animals. The lady slipper orchid is an example.
4.Dinosaurs and mammoths are classified as EX, meaning extinct, on the (conserve) ……………….  status scale.
5.If (poach) ………….. continues at current rates, elephants, rhinos and other African wildlife may be gone within our lifetime.
6.Darwin’s theory of (evolve) ………………… explains that the strongest species can survive because they have the ability to adapt to the new environment better than others.
Exercise 5. Rewrite these sentences, using double comparatives
1.As people need more land to build houses, they cut down more forests.
( …………………………………………………………………………………………
2.The unemployment rate is getting higher, so the crime rate is becoming higher as well.
( …………………………………………………………………………………………
3.If you get a better education, there will be more opportunities for you to get a good job.
( …………………………………………………………………………………………
4.As it is raining more heavily, the flooding will become worse.
( …………………………………………………………………………………………
5.There are more and more cars in our city, so we will have to suffer more from polluted air.
( …………………………………………………………………………………………
6. As we witness more damage to wildlife, we want to put more effort into protecting wild plants and animals.
( …………………………………………………………………………………………
Exercise 6. Find the mistake and correct
1.I’ll wait for you here until you will have finished your work.
2.The faster you drive, it becomes more dangerous.
3.By the time we will have got to the conference about wildlife protection, the opening speech will
 
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