词汇（共10小题，每小题1分，满分10分）
A) 选用方框内所给词的适当形式填空。每个词只能用一次。

excite    our    do   polite   hundred

There are _____________ of people dancing at the square after supper.
We should speak to the old man ____________.
Watching a football match can make people feel __________.
We must learn to look after __________ when we are alone at home.
You can`t watch TV until you finish ___________ your homework.
B) 根据句意及所给的词首字母或汉语提示，补全单词。
Wenchang chicken is very d_____________. We all like eating it.
We should try our best to p__________ our environment.
You must r________ the book to the library on time.
His ___________(梦想) is to be a doctor.
He saw a car ___________(事故) on the way to school.