4. Tim knows　　　　 　what’s going on. He is too intelligent not to understand.

A. in doubt　　　　　　　　 B. by chance

C. without confidence　　　 D. for sure

3.　 These products are very cheap because the industry 　　　　　　the price of raw materials remaining low.

A. takes on　　　　　　　 　B. relies on

C. stands on　　　　　　　 D. keeps on

2. -How about this type?

-I don’t like its colour. Besides, it’s 　　　　　.

A. in the way　　　　　　　 B. on the way out

C. under way　　　　　　　 D. out of the way

从每小题的A、B、C、D四个选项中,选出可以填入空白处的最佳选项。

1. After a two-hour delay(延误)at the airport, the passengers 　　　　　went aboard the plane for Paris.

A. definitely　　　　　　 B. eventually

C. absolutely　　　　　　 D. formally

5. The government has some difficulty 　　　　　　　　　　　　　　(执行) the new policy.

4. He is intelligent and hard-working so he will pass the examination 　　　　　　(肯定).

3. I don’t want to buy the coat.　 　　　　　　　　　　　　　　(首先)it is too expensive; secondly, it is out of date.

2. We should make up our mind to　　　 　　　　　　　　　　　(改掉) some bad habits once we realized them.

1. In the future, besides using recycled materials, we should also 　　　　　　　(依赖) alternative energy.

3. He is in a bad temper this morning; 　　　　　　　　　　not to step on his toes.