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Keys: 1) Books and blackboards are concrete objects. 2) Most of the buildings in city are made of concrete and steel.

3. tease v.取笑;招惹;戏弄

[典例]

1) It's not polite to tease the disabled.取笑残疾人是不礼貌的。

2) Nobody likes to be teased about any shortcoming.没有人会喜欢被别人嘲笑自己的缺点。

[同义短语]

laugh at /make fun of /play jokes on/play trick on

[练习] 汉译英

1) 别招惹这只小狗，否则它会对你不客气。

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2) 戏弄别人是很不礼貌的。

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Keys: 1)Don't tease the dog, or it will attack back to you. 2)Teasing others is not good manners.

4. pattern n.模式;式样;图案

[典例]

1) A good tailor can make a dress without a pattern. 好的裁缝不用纸样就能做衣服。

2) She is a pattern of all the classmates.她是所有同学的典范。

[练习] 汉译英

1) 花图案在乡村是非常受欢迎的。

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2) 她已经习惯了家庭生活的新方式。

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Keys: 1)The flower pattern is very popular in villages. 2) She has got used to the new patterns of family life.

5. underline v.在下面画线;强调

[典例]

1) While reading the article, you should underline some sentences puzzling you.

阅读时，你应该将让你感到疑惑的句子划下来。

2) Pay attention to the underlined parts.注意划线的部分。

3) The teacher underlined the discipline the first day we went to school.

开学第一天，老师就给我们强调了纪律。

[练习] 汉译英

1) 父母强调了当他们外出时，孩子应该注意的事情。

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