题目内容：

A．根据句意和汉语提示，在空白处填入一个适当的单词(每空限一词)。(5分)

1.You must write down the _______(要点) because they are very important.

2.Our English teacher has 20 years of teaching ________(经验).

3.Have you had a __________(讨论) about the problem?

4.There are many big companies and __________(国际的) banks in this street.

5.The city has been famous for its beauty since the _______________(第二十) century.