九年级英语练习

翻译句子（2）：
1、我必须在五点前做完所有的习题吗？ 不，你不必。
Do I have to finish all the homework before five o'clock ?
No,you needn't .
2、别错过观看篮球赛，好吗？
Let's don't miss watching the basketball game,shall we?
3、他在做出决定时有困难。
He has trouble making decisions.
4、我们经常在课后聊天度过一段快乐的时光。
We always have a good time in chatting after class.
5、抱歉让你们一直等了我两个小时。
I'm so sorry that you have been waiting for me for two hours.
6、我们期待着有一个没有作业的假期。
We have always been expecting a holiday without any homework.
7、青少年应该奉献些时间照顾老人。
Youngesters should devote some of their time to take care of the old.
8、他对踢足球痴迷。
He is crazy about football.
9、我妹妹对集邮感兴趣。
My sister is interested in collecting stamps.
10、学生们正忙于准备期末考试。
The students are busy preparing for the final exam.
11、他全身心地投入练习弹钢琴。
He devotes himself into playing the piano.
12、她感觉不舒服，她不想吃任何东西。
She doesn't feel well and doesn't want to eat anything.
13、你介意我打开电脑吗？你最好不要。/ 当然不介意。
Do you mind my opening the computer?
You'd better not./Of course not.
14、他喜欢游泳甚过打羽毛球。
He prefers swimming to playing tennies.
15、他每天花半小时练习绘画。
He spends half an hour drawing every day.
16．咱们去慢跑，好吗？
Let's go joging,shall we?
17．我妈妈习惯在周末整理房屋。
My mother gets accustomed(used) to cleaning the house at weekends.
18．你在学英语方面有问题吗？
Do you have problems learning English?
19．昨天的这个时间我们听到他正在唱一首外语歌。
Yesterday at this time we heard him singing a song.
20．当我经过操场的时候，我看到他们在踢足球。
When I passed the playground,I saw them playing football.
21．在观看电影时，我们必须保持安静。
When watching the films,we have to keep quiet.