9.根据后面的"She 10 (returned) my greetings and asked,'What happened to your hair?'" 可推断此处是作者向她打招呼(hello)。

10.联系空后的"... my greetings and asked,'What happened to your hair?'"可知,作者向她打招呼,她也向(returned)作者问候。

11.从前面的"I touched my hair"和空后的"what might have gone wrong"可推断,作者不知道(wondered )头发出了什么问题。

12.结合后面的"You sounded so... that I thought you were Mike. "可推断她之前弄错了( mistake),将作者误认为Mike了。其他选视中,decision"决定";guess "猜测";deal "交易"。

13.联系前文可知,作者和她打招呼,听起来很友好(friendly),所以她就认错人了。

14.根据后面"... the new neighbor next door, and two different gardeners on different days and listened to their joy in gardening." 可知作者和新邻居说话(talked to)。play with"和......玩";look for"寻找";depend on"依靠"。

15.从后面的 "... working all day in front of a computer" 可知作者一天都在电脑前面工作,所以是疲劳的(tiring)- 天。

16.联系前文"You sounded so 13 (friendly)" 以及作者和邻居们打招呼,所以这里指作者对每一个路过的人微笑(smiled)。

17.结合空后的"if I drove my car"可知,作者开车的时候通常(normally)不经过这些街道的。

18.根据后面的"It's a completely new town. "可知在路过街道的时候作者发现了(discovered) -家免费的小图书馆。

19.从空后的"if I had really lived in this town all these years"可知,在不常去的地方有了新的发现之后,作者开始怀疑(question)他是否真正在这个小镇生活。

20.联系空前的"It's a completely new town"可推断,此处指作者对小镇了解(know)很少。

第二节 七选五

根据短文内容,从短文后的选项中选出能填人空白处的最佳选项。选项中有两项为多余选项。

Teenage brains in the digital world

When it comes to technology, adults won't be able to keep up with their children. It took the radio 38 years to reach 50 million people, but it took only 20 years for the phone to reach the same number, and 13 years for the television. In contrast, it took Facebook 3.6 years. ①__________

Over the 15 years, digital communication has brought in more changes than the printing press did in 1570. And those most likely to use them in this world are teenagers? whose brains appear to