(一)根据首字母提示及英文释义写出单词
1．lecture:_a talk giving information about a subject to an audience or a class, often as part of a teaching program
2．found:_to start something such as an organization, company, school, or city, often by providing the necessary money
3．flee:_to leave somewhere very quickly, in order to escape from danger
4．decorate : make sth. more beautiful by putting things on it
5．destroy:_to damage something so badly that it no longer exists or can never return to its normal state
6．explode:_to burst, or to make something burst into small pieces, usually with a loud noise and in a way that causes damage
7．pour:_flow, esp. downwards, in a continuous stream
8．ruin:_the state or process of being destroyed or severely damaged
(二)根据所给词性和汉语意思写出单词
9．civilization n． 文明
10．commercial adj. 商业的，贸易的
