题目内容
1.Cholera was such a d________ (致命的)disease that many people died of it.
2.After they had studied for years, they a____(宣布)with certainty that they found out the reason.
3.She was c________ (谨慎)to avoid making her father angry.
4.School must meet the c________ (挑战)of the new technology.
5.Loose clothing can give you greater freedom of m_______ (移动).
6.The scientists are doing s___________ ( science) research on the rats.
7.Everyone should c______ (捐献,贡献) what he or she can afford to help the poor.
8.All the other candidates were d_______ (击败) by him in the election. So he won the election.
9.It is a great ____________( convenient) to have a cell phone.
10.To be honest, I can't tell what the ________ ( attract) of this famous painting has.
11.I want to c________ (澄清) my reasons for not having attended the meeting.
12.He ___________ (constant) suffered from lack of preparation.
13.There were so many carriages that I lost s________of (看不见)Wang Ping.
14.Animals in zoos are not in their natural s_________(环境).
15.The new teacher made a good i__________ (印象) on the students.