Ⅳ.选词填空

　　选用上述短语的适当形式填空。

　　1．They are preparing themselves to set up a company to sell their products.

　　2．As new species evolve to fit ever­changing environment，older species fade away．

　　3．Don't make fun of him and you should help him.

　　4．We haven't worked out this math problem yet.

　　5．We should make the most of the fine weather.

背教材原句 记句式结构 仿写促落实 1.He managed to keep fruit and vegetables fresh for three weeks...

他设法将水果和蔬菜保鲜达三个星期...... keep＋宾语＋宾语补足语 If your hands are cold，keep them in your pockets.

如果你觉得手冷，就把它们放在口袋里。 2.This could be of great benefit to people and will be researched further.

这会对人们有益并将进一步研究。 "be of＋抽象名词" Theory without practice is of little help.

没有实践的理论是没有什么帮助的。 3.In my opinion，it is about time we had new computers.

在我看来，我们应该有新的电脑了。 It is time(that)．..句型中用过去时或"should＋动词原形"表示虚拟语气 Obviously，it's(high)time that we took/should take some measures to solve the problem.

很明显，我们现在应该采取一些措施来解决这个问题了。

　　 end in...以......结束(告终)，以......结尾

(教材P46)During the first few years，the company did not make a profit and Jeff Bezos thought that his efforts would end in failure.