高二英语译林版选修7课后训练：Unit1LivingwithtechnologySectionⅠ含解析.docx

学必求其心得，业必贵于专精

学必求其心得，业必贵于专精

学必求其心得，业必贵于专精

课后训练

Ⅰ．根据句意和首字母或汉语提示，写出单词的正确形式

1．The only d______ of the plan is that it costs too much。

2．Stick to your p______ and tell him you won't do it.

3．It took more than building supplies to c______ these energysaving houses。It took brains，too.

4．All these reference books are cheap enough to be a______ to the students in schools。

5．A large ______（比例）of the hotel's income is from the visitors to the lake nearby。

6．They went on well at first but ______（最后)everything that they had worried about happened.

7．He listened to me with a ______（怀疑的)expression.

Ⅱ．选择恰当的短语填空

keep pace with　keep in touch with　rely on

make a contribution to　wind up

1．This horse is too weak to ______ the others.

2．People can ______ each other even when they do leave。