1. We laughed　 ________　 his strange clothes.

5.　 She used to be terribly shy, but a year abroad has completely 　　　(转变) her.

4.　 We all 　　　　(哀悼) the death of the great man.

3.　 These old people are not accustomed to the p　　　 　of modern life.

2.　 It is g　　 　of you to share your food with me.

1. Though it is a small company, only people e　　 　at least in high school will be employed.　

3. 解析：选D。推理判断题。短文第一段中的“People who have lost the ability to ...good at something else” 和第三段中的“Recently, scientists carried out tests to see if ...; others were aphasics”是这篇短文的主题句。失语症患者虽然由于大脑损伤而失去了理解和使用语言的能力，但他们能够根据说话人的面部表情和语调区分出他们说的是谎话还是真话。由此可推断出在某个方面能力弱的人可能在其他方面能力强。

2. 解析：选C。细节理解题。根据第三段中的“Recently, scientists carried out tests to see ...others were aphasics”可知，科学家通过把失语症患者与正常人进行比较的办法对他们进行研究。

20. 解析：选D。这是一个得到回报的时刻。

19. 解析：选C。break up with sb.同某人断绝关系。