的；有利的

　　5．nation n．国家；国民→national adj.国家的；国民的→nationality→n.国籍→nationwide adj.&adv.全国范围的(地)，全国性的(地)

n.＋­wide→adj./adv. in­＋adj.→adj.(反义) nationwide 全国范围的(地)

worldwide全球范围的(地)

citywide全市范围的(地) incorrect 不正确的

incomplete不完全的

insensible无感觉的 　　Ⅲ.补全短语

　　根据提示补全下列短语。

　　1．be used to(doing)sth.　 习惯于(做)某事，适应......

　　2．do some research on 对......进行研究

　　3．for free 免费

　　4．be meant to 旨在，目的是

　　5．be aware of 知道，意识到

　　6．even if/though 虽然，即使

　　7．be proud of 对......感到自豪

　　8．be pleased with 对......满意

　　9．fall for 上......的当，受......的骗

　　10．play tricks on 欺骗，捉弄

　　11．deal with 涉及，关于，处理，应付

　　12．by the way 顺便问一下；顺便说说

　　Ⅳ.选词填空

　　选用上述短语的适当形式填空。

　　1．Even if he tried，he still couldn't catch up with other runners.

　　2．It is becoming increasingly difficult to deal with the problems of traffic in big cities.

　　3．It was meant to be a surprise；I didn't intend you to see it so soon.

　　4．In spite of(尽管)her having lied to us before，we fell for her story a second time.

5．If you keep playing tricks on others like this，you might end up losing many