21. dont think that... 认为不
1. 我认为王平不是一个好学生。
2. 我认为他不会来。
3. 我觉得他不会放弃学习。
4. 我认为长时间坐在电脑前对眼睛没有好处。
5. 我并不觉得你哥哥很健壮。
22. I would like to/would you like to? 我想做
1. 你愿意去哪里度假?
2. 你愿意把你的自行车借给我吗?
3. 想要用那本新字典吗?
4. 我想要在字典里查新单词。
5. 我有两张电影票，愿意和我一起去吗?
23. It takes sb some time to do sth. 花费某人时间做某事
1. 他每周用两个小时的时间做家务。
2. 昨天他花了四个小时才到那儿。
3. 那道数学题真难，我花了2个小时的时间才做出来。
4. 我每天步行去上班只需10分钟。
5. 她花了3个月做这个实验。
24. Its bad /good for 对...有害处
1. 多喝水对你的健康有好处。
2. 吃太多的肉对你的身体有害。
3. 多喝牛奶对你的健康有好处。
4. 吃太多的快餐对身体不好。
5. 这种运动对你的病有好处。
25. Its important/ impossible/ impolite/ difficult for sb. to do sth. 对于某人来说做是重要的
1. 学好英语对我们来说很重要。
2. 吃早餐对我们的身体很重要。
3. 多读好书对你的语文学习很重要。
4. 多做体育运动对我们的身体很重要。
5. 多外出旅行对开阔我们的视野很重要。
26. Its time for/to do sth. 对于来说是做的时间了。
1 .你该睡觉了。
2. 我们该做早操了。
3. 12点了。该吃午饭了。
4. 该回家了。
5. 开会的时间了。
27. Its two meters (years) long (old) 它两米长
1. 长安街大约10公里长， 60米宽。
2. 这座大楼有四十米高。
3. 我的表姐养了一只宠物狗，它今年五岁了。
4. 他到北京已经有十年的光景了。
5. 这条路有两公里。
28. keep sb. doing 让某人一直做某事
1. 快点!不要让他们等得太久。
2. 他的父母总是让他坚持弹钢琴。
3. 我妈妈昨天让我一直做作业。
4. 上次校长让我等了两个小时。
5. 为什么你笑个不停?
29. keep/make sth. +adj. 让一直保持
1. 请你把门敞开着好吗?
2. 请保持阅览室整洁。
3. 每天做运动可保持身体健康。
4. 夏天我们必须保持牛奶和肉类的新鲜。
5. 危险时我们保持镇静很重要。
30. like to do/like doing 喜欢做
1. 我妹妹十分喜欢唱歌跳舞。
2. 他母亲不喜欢乘坐飞机旅行。
3. 汤姆不喜欢听流行乐。
4. 她业余时间喜欢读什么书?
5. 我过去喜欢和朋友闲逛。
21. dont think that... 认为不
1. I dont think that Wang Ping is a good student.
2. I dont think he will come.
3. I dont think he will give up study.
4. I dont think it is good for your eyes to sit too long at a computer.
5. I dont think your elder brother is strong.
22. I would like to/would you like to? 我想做
1. Where would you like to go on vacation?
2. Would you like to lend me your bike?
3. Would you like to use the new dictionary?
4. I would like to look up some new words in it.
5. Ive got two tickets for the film. Would you like to go with me?
23. It takes sb some time to do sth. 花费某人时间做某事
1. It takes him two hours every week to do the housework
2. It took him four hours to get there yesterday.
3. The math problem was so difficult that It took me two hours to work it out.
4. It takes me only ten minutes to walk to office every day.
5. It took her 3 months to do this experiment.
24. Its bad /good for 对...有害处
1. Drinking more water is good for your health.
2. Eating too much meat is bad for your health.
3. Drinking more milk is good for your body.
4. Eating too much junk food is bad for your health.
5. Such sport is good for your disease.
25. Its important/ impossible/ impolite/ difficult for sb. to do sth. 对于某人来说做是重要的
1. Its important for us to study English well.
2. Its important for our health to eat breakfast.
3. Its important for our Chinese study to read more good books.
4. Its important for us to do more exercise.
5. Its important for us to open our eyes to go sight-seeing.
26. Its time for/to do sth. 对于来说是做的时间了。
1. Its time to go to bed.
2. Its time for us to do morning exercises.
3. Its 12 oclock Its time to have lunch.
4. Its time to go home.
5. Its time to have meeting.
27. Its two meters (years) long (old) 它两米长
1. Chang an Street is about 10 kilometers long and 60 meters wide.
2. The building is forty meters high.
3. My cousin keeps a pet dog. It is five years old.
4. It is ten years old since he came to Beijing.
5. The road is two kilometers long.
28. keep sb. doing 让某人一直做某事
1. Hurry up! Dont keep them waiting too long.
2. His parents always keep him playing the piano
3. My mother kept me doing my homework yesterday
4. The headmaster kept me waiting for two hours last time.
5. Why do you keep laughing all the time?
29. keep/make sth. +adj. 让一直保持
1. Will you please keep the door open?
2. Please keep the reading room clean (and tidy).
3. Doing exercises keeps healthy / can keep healthy.
4. In summer, we have to keep milk and meat fresh.
5. Its important for us to keep calm in danger.
30. like to do/like doing 喜欢做
1. My younger sister likes singing and dancing very much.
2. His mother doesnt like to travel by plane / air
3. Tom doesnt like listening to pop music
4. What kind of books does she like reading in her free time ?
5. I used to like to hang out with friends.
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