4. 這項(xiàng)計(jì)劃還未對(duì)環(huán)境起很大作用。

3. 太過(guò)依賴父母對(duì)孩子來(lái)說(shuō)是不好的。

2. 直到樹被砍倒盒子才會(huì)被挖出。

四、 完成句子(15分)

1. 是時(shí)候讓工廠產(chǎn)生更少的污染了。

() 20. —I'm going to a party on Thursday night at Jimmy's house.

- ! You'll have two tests at school on Friday.

   A. It's nice to say ‘so   B. That's exciting

   C. You can't be serious   D. Enjoy yourself

() 19. Old people should be looked after well and politely.

   A. spoken   B. spoken on   C. speak to   D. spoken to

() 18. It is a bad habit to leave the office without the lights.

   A. putting out   B. closing   C. taking off   D. turning off

() 17. - What^,s the name of the song you sang just now? It beautiful.

     -It is When Christmas Comes to Town.

   A. was sounded   B. sounded   C. was heard   D. heard

() 16. Some people have planned to have a holiday in Beijing,and have decided to stay at home.

   A. others   B. other   C. some   D. the other

() 15. Kate was ill,but she didn't stay at home and went to school .

   A. instead of   B. as well   C. instead   D. too