练习题的含义有狭义与广义之分。从狭义上讲，练习题是以巩固学习效果为目的要求解答的问题；从广义上讲，练习题是指以反复学习、实践，以求熟练为目的的问题，包括生活中遇到的麻烦、难题等。下面是九年级英语unit3同步练习，请参考！
section a
ⅰ.根据句意和汉 语提示，填写单词或短语。
1. john got his driver’s __________(执照) last month.
2. we all __________(同意) with what you said just now.
3. don’t ask such a __________(愚蠢的) question.
4. i can’t go. he’ll go __________(代替) me.
5. i’m not allowed to ____________(熬夜) too late.
ⅱ.根据句意，用括号内所给单词的.适当形式填空。
1. teenagers shouldn’t get their ears _________(pierce).
2. sixteen-year-olds should not be _________(allow) to drive.
3. how many magazines can be _________(borrow) in the library every week?
4. i _________(agree) with you — i t hink it’s a bad idea.
5. he often plays soccer with his friends instead of _______(play) computer games at home.
ⅲ.下列各句中均有一处错误，请指出并改正。
1. three-year-olds is too yo ung to dress themselves. ___________
2. the boy is not enough old to be a volunteer. ___________
3. you can’t allowed to go boating today. ___________
4. the teachers come from england. so are the students. ___________
5. i’m not allowed to go out on school nights too. _____________
section b & self check
ⅰ.根据句意和首字母提示，填写单词。
1. have you made any plans for yo ur s_________ this term?
2. thank you for r_________ to my e-mail.
3. tony is a m___________ of the school music club.
4. i am so s__________ that i can hardly keep my eyes open.
5. today our english teacher told us about one of his unusual e_________.
ⅱ.选择合适的单词，并用其适当形式完成句子。
sleep, asl eep, sleepy
1. when did you go to ________ last night?
2. my sister fell ________ when listening to music.
3. i can’t go on working because i feel very ________.
reply, answer
4. i w rote to him many times, but he never _______ to my letters.
5. who can _______ the teacher’s question?
ⅲ.根据句意，从方框内选择合适的短语并用其适当形式完成句子。
at present, the other day, learn from, concentrate on, be strict with
1. the students went climbing __________.
2. i’m too busy. i’m afraid i can’t go with you _________.
3. we can’t ___________ my work when we are hungry.
4. our english teacher _________ always ________ us.
5. he often helps me and i have _______ a lot _______ him.
ⅳ.根据汉语提示，完成下列句子，每空一词。
1．吃水果对健康有益处。
eating fruit _______ _______ _______ our health.
2．我们今天放假一天。
we _______ ________ ________ ________ today.
3．更长的假期能给我们做不少事情的时间，比如志愿活动。
longer vacations would give us time _______ _______ ________ like volunteering.
