Section Ⅱ Using language

基礎(chǔ)訓(xùn)練

單句語法填空 在空白處填入1個適當(dāng)?shù)膯卧~或括號內(nèi)單詞的正確形式。

1. How can we account for the population   （explode） in cities？

2. What’s more， we can come up   our own ideas and learn more through discussion.

3. So far， the number of students who choose this subject   （decrease） by 30%.

4. To our surprise， the poor man became a successful businessman   （subsequent）.

5. The cats quickly developed an appetite   the birds.

6. Before you   （departure）， let me give you a word of advice.

7. Water can   （dissolve） into hydrogen and oxygen.

8. The price was   （substantial） higher than had been expected.

完成句子 用it作形式賓語補(bǔ)全句子。（剩余4400字）