2. Unit4 Wild Animals If… Grammar A

3. lion monkey panda

4. giraffe polar bear zebra

5. tortoise fox wolves

6. tiger camel

8. What will happen if you come to school late ? I will miss some classes. If I come to school late. If I come to school late, I will miss some classes. I will miss some classes if I come to school late.

9. It is going to rain tomorrow. I will stay in bed. If it rains tomorrow, I will stay in bed. if I will stay in bed If it rains tomorrow.

10. We grow more bamboo. Giant pandas will have more food. If we grow more bamboo, giant pandas will have more food. If if Giant pandas will have more food if we grow more bamboo.

11. It will be sunny tomorrow. We will have a trip tomorrow. 用 if 合 并 成 一 句 We will have a trip if it is sunny tomorrow.ifis If 在此引导一个条件状语从句。当主句是一般将来时， if 引导的从句必须用现在时来表示将来可能发生的动作或存 在的状态。

12. A. Using conditional sentences to talk about possible situations ‘If’-clause 从句 (simple present tense 一般现在时 ) Main clause 主句 (simple future tense 一般将来时 ) If grow If we grow more bamboo, will have giant pandas will have more food. Ifdo not protect If we do not protect giant pandas, will die they will die. We can use conditional sentences to talk about the possible result of a possible action.We make conditional sentences like this.

13. We need a _______(comma, full stop) after the ‘if’—clause when it is the first part of a sentence.

14. Tips 1.We put a comma after the ‘If’-clause when it is the first part of a sentence. 2.We do not use a comma if the main clause comes first.

15. 翻译题 1. 如果人类没有食物吃，就会死亡。1. 如果人类没有食物吃，就会死亡。 2. 在很久以前, 如果人们没有衣服穿，他们 会杀死熊来获取皮毛。2. 在很久以前, 如果人们没有衣服穿，他们 会杀死熊来获取皮毛。 3. 如果鹦鹉饥饿的话，它会敲打笼子的门。3. 如果鹦鹉饥饿的话，它会敲打笼子的门。 4. 如果我收到她的来信，我会非常高兴。4. 如果我收到她的来信，我会非常高兴。 5. 如果在野外的话, 狼会过着群居生活。5. 如果在野外的话, 狼会过着群居生活。

16. The answers to the questions 1.If people have no food to eat, they will die. 2.Long ago,if people have no clothes to wear,they will kill bears for fur. 3.If a parrot is hungry,it will knock on the cage door. 4.If I hear from her, I will be very happy. 5.Wolves live in family groups if they are in the wild.

17. Grammar B & C Giving reasons with “because” or “because of ”

18. Which animal do you like best ? Why? I like… because….

19. Help Amy answer the questions Why did you go to Beijing Zoo? Why didn’t you take any food for animals? Why did you stay in the zoo for so much time? Why must we protect wild animals? I went to Beijing Zoo because I wanted to see wild animals there. I didn’t take any food because we mustn’t feed the animals in the zoo. I stayed in the zoo for so much time because the dolphin show was long. We must protect wild animals because wild animals are our friends.

20. Ask Amy questions: 1. I went to Beijing Zoo because I could learn a lot about animals there. 1. I went to Beijing Zoo because I could learn a lot about animals there. 2. I arrived at noon because I wanted to see the feeding of the animals. 2. I arrived at noon because I wanted to see the feeding of the animals. 3. I tried to find the Monkey Hill because I wanted to have fun there. Why did you go to Beijing Zoo? Why did you arrive at noon? Why did you try to find the Monkey Hill?

21. Ask Amy Questions: 4. I wanted to have more time because I wanted to watch the dolphin show. 4. I wanted to have more time because I wanted to watch the dolphin show. 5. I watched the animals carefully because I wanted to get enough information for my report. 5. I watched the animals carefully because I wanted to get enough information for my report. Why did you want to have more time? Why did you watch the animals carefully?

22. Animal Show Do you like animals? Do you want to enjoy animal shows? Come to our Animal Show! Place: Hongshan Forest Zoo Time: 2p.m.- 4p.m.

23. 1. All the people cheered because of the wonderful show. 2. Lots of people knew about the show because of the advertisement on TV. 3. The dolphins were really tired because of the long performance. 4. Some students couldn’t go to the show because of the exam next week. All the people cheered because they enjoyed the wonderful show. Lots of people knew about the show because they watched the advertisement on TV. The dolphins were really tired because they performed for a long time. Some students couldn’t go to the show because they would have an exam next week.

24. Fill in the blanks with “because”or “because of”: I didn’t go to the zoo ____________the hot weather.I didn’t go to the zoo ____________the hot weather. Many animals live in rainforests _________ there is lots of food.Many animals live in rainforests _________ there is lots of food. Amy run the other way____________ she saw a snake.Amy run the other way____________ she saw a snake. Birds can fly very high _____________their wings( 翅膀 ).Birds can fly very high _____________their wings( 翅膀 ). Snakes sleep for a long time in winter ____________it is cold.Snakes sleep for a long time in winter ____________it is cold. because of because because because

25. I can’t go to the cinema with you ___________I have a lot of homework to do.I can’t go to the cinema with you ___________I have a lot of homework to do. The ground is all wet ___________the flood.The ground is all wet ___________the flood. There was a flood ___________the heavy rain.There was a flood ___________the heavy rain. There are trees falling down on the road _____________ the strong wind.There are trees falling down on the road _____________ the strong wind. The people are so sad ____________they have lost their farms.The people are so sad ____________they have lost their farms. because because of because

26. Help Amy complete the article! We should do something to help the animals ___________ they are our friends. Now they are in danger __________ hunters kill them for their fur and meat. So they died __________ people. They have nowhere to live, __________ people cut down too many trees. Some of the animals can’t survive ____________ the changes to the climate ( 气 候 ). We are going to do something to help ____________ we learned a lot about animals. _______________ animals, man lives a happier life on the earth. We should do something to help the animals ___________ they are our friends. Now they are in danger __________ hunters kill them for their fur and meat. So they died __________ people. They have nowhere to live, __________ people cut down too many trees. Some of the animals can’t survive ____________ the changes to the climate ( 气 候 ). We are going to do something to help ____________ we learned a lot about animals. _______________ animals, man lives a happier life on the earth. because because because of because because

27. Make up your own dialogue! D: Kitty, would you like to go to the zoo with me?D: Kitty, would you like to go to the zoo with me? K: Why do you want to go to the zoo?K: Why do you want to go to the zoo? D: Because I want to learn about the animals and we’ll have a great time there.D: Because I want to learn about the animals and we’ll have a great time there. K: Why?K: Why? D: Because there is a wonderful dolphin show there.D: Because there is a wonderful dolphin show there. K: A dolphin show! I like dolphins. I will go with you because of the dolphin show.K: A dolphin show! I like dolphins. I will go with you because of the dolphin show. Talking about these questions: Why do you want to go to the zoo? How will feel at the zoo? Why? Can your friend go? Why or why not?