①The author's mother told him to borrow a book help cure him of his reading problem.(2015·天津)

② achieve your goal，you should work harder.

③He turned up the radio everyone could hear the news.

(2)句型转换

He got up very early in order to catch the first bus.

→He got up very early he could catch the first bus.

→He got up very early catch the first bus.

→He got up very early he could catch the first bus.

2．Snowboarding has similarities with surfing.

单板滑雪与冲浪运动有相似性。

[归纳拓展]

(1)similarity n．[C]相似点，相似之处；[U]相似性，类似性

(2)similar adj.相似的，类似的

be similar to与......相似

(3)similarly adv.相似地，类似地；同样地

[语境助记]

(1)There are several points of similarity between the two cases.

这两起案件有好几处相似之处。

(2)My problems are very similar to yours.

我的问题和你的差不多。

(3)The two brothers dress similarly.

兄弟俩穿得差不多。

[题组训练]

(1)用similar的正确形式填空

①We can know animals' and differences by watching them ；we know people are to one another by communicating with them.

②There are more than differences between American English and British English.

(2)用适当的介词填空

①There is some similarity the way they sing.

②Our teacher's teaching style is not similar that of most other teachers.

3．What exactly are they？确切地(说)，它们是什么？

[归纳拓展]