词型转换：1.Wemustpayattentiontowildanimalsbecausemanyofthem...

问题详情：

词型转换：

1. We must pay attention to wild animals because many of them are in danger of       （die）out .

2. It       （be）four years since we       （learn）English at school .

3. I’m sorry       （trouble）you .

4.        you       （receive）a letter from your father recently ?

5. There’s a student       （call）Owen in our class .

6. Tell him what       （eat）this evening .

7. They decided that they       （go）to the park if it       （not rain）the next day .

8. Tom said he       （never hear）of that .

9. By the end of last week we       （visit）about ten factories in this city .

10. What foreign language       （teach）in your school ?

【回答】

1. dying    2. is（has been）, learned

3. to trouble    4. Have received 

5. called  6. to eat 7. would go , didn’t rain

8. had never heard

9. had visited    10. is taught

知识点：构词法

题型：完成句子