it做形式主语做常用的句型练习

1、For many stude nts, it is easy to get to school对许多学生而言，到校很容易。【思一思句型剖析】(1) “It is +adj. + 动词不定式短语”句型中，it 在句中作形式主语，而真实主语是后面 的动词不定式短语。有时动词不定式有自己的逻辑主语 ，常由“for sb或of sb. ”构成(2)it作形式主语时常用两种句式结构It is+adj. +for sb. +to do sth.形容词描述事物的特征、性质，如easy,difficult,in teresti ng,funny,dan gerous,importa nt,impossible

2、, useful等It is+adj. +of sb. +to do sth.形容词扌田述仃为者的性格、品质，如kind,frie ndly,ni ce,right,clever, polite, careless, cute等辨异：It s interestingfor us to play gameshere in the park, but I thinkit s impolite of us to make so much noise.我们在公园里玩游戏是很有意思，但我觉得我们这么吵闹是不礼貌的。It is easy for me to learn math.It is impossi

3、ble for you to en ter a good college.It s dangerous for you to swim alone in the river.It is very kind of you to help me with physics.It is friendly of you to show me the way to the police station.It is more than nice of you to help the old.一 Fill in the blanks:1. It is not easy (for/of)us (learn) a

4、 foreign language.2. It s useful (for/of) us to use a map when we go to a new city.3. Is necessary to complete the design before The National Day?4. It is (possibly) (for/of)us to fly to the moon in a spaceship.5. It s very kind (for/of) you (help) me with my homework.6. It is very polite (for/of) h

5、im not (speak) loudly in public.7. It is bad for your teeth (eat) so much chocolate.8. It is good (for/of) your health (take) exercise every day.9. It s (importance) for her to get good grades in every subject.10. It s (difficulty) for Jane to get along well with others. She has sucha bad temper.Tru

6、e or False:1. This is impossible for us to get across such a narrow bridge.2. Sometimes it s rudely of me to yell at my parents.3. It s good for your health taking exercise regularly.4. It s cute for him to do such a thing.5. It s danger for him to go into a forest alone. 三 TestFill in the blanks:1.

7、 It is foolish (for/of)you (give up) such a good chance.2. It is necessary (for/of) college students (master) at least a foreignlanguage.3. It is careless (for/of)you (make) such a mistake.4. It s polite (for/of)you (help) the woman cross the road.5. is necessary for us to learn every subjects.6. It s (impossibly) for her to get over this difficulty.True or False:2. It s more than fool of her to trust this guy so quickly.3. It s bad of your health to stay at home watching TV all the day.4