【重点句型归纳】

  1. It is + adj. + that从句

  2. It is + adj.（形容词） + to –infinitives（动词不定式）

  3. It is + adj.（形容词） + for sb / sth（人或物） + to –infinitives（动词不定式）

  4. verb ‘to be’ + adjective + ‘enough’+ to-infinitive

  5. would rather… than…

  6. prefer…to…

  7. so… that…

  8. It’s time for＋名词

  9. It says…

  10. why don’t you …=why not …

  11. It takes（sb.） +time+ to do sth.

  12. How do you like?

【重点句型讲解】

 1. It is + adj. + that从句

  在该句型中，it是形式主语，that是真正的主语，that从句常位于句子的末尾。

  It is necessary that we help the disabled.  我们帮助残疾人是必要的。

  It is important that he learns English well. 学好英语对他来说是重要的。

 2. It is + adj.（形容词） + to –infinitives（动词不定式）

  这个句型常用来表达我们对某人的某种行为的一种看法。在该句型中，it是形式主语，to do sth是真正的主语，放在句末。

  It is useful to have support teams to bring you food and drinks.

  有后援队给你带来食物和饮料是有用的。

  It is difficult to walk through eight country parks.

  徒步穿过八个郊野公园是困难的。

  It is nice to take exercise every day.   每天锻炼很好。

 3. It is + adj.（形容词） + for sb/sth（人或物） + to –infinitives（动词不定式）

  这个句型是It is + adj + to do sth 的扩展形式，其中for sb. 引出不定式的逻辑主语。

  It is meaningful for you to join the club.  你们加入这个俱乐部是有意义的。

  It is impossible for us to finish the work on time.

  按时完成这个工作对我们来说是不可能的。

  该句型可以和It is + adj. + that 从句替换。

  It is important for people to learn team spirit.

  It is important that people learn team spirit.

  It is necessary that we study hard.

  It is necessary for us to study hard.

 4. verb ‘to be’ + adjective + ‘enough’+ to-infinitive

  Be + 形容词 + enough + to do sth. 这个句型常用来描述某人的一种个性和能力。

  His mother is easy-going enough to make a lot of friends.

  You are kind enough to take care of others.

  Kitty is creative enough to be an artist.

  Simon is generous enough to buy gifts for all of us. 

 5. would rather… than…

  我们用would rather… than 来表达“宁愿……而不愿……”，“更愿意……”这个意思。

  I would rather wear trousers than a skirt. 我宁愿穿裤子而不愿穿裙子。

  She’d rather have Western food than Chinese food.

  注意：

  （1）rather后要跟动词原型。

  （2）当我们只想表达“想做某事时”，我们可以只用would rather，而不带than.

  I would rather stay at home.

 6. prefer…to…

  我们也可以用prefer… to…来表达“宁愿要； 更喜欢”, 后可跟名词、代词，也可跟动词不定式或动名词。

  Which do you prefer, milk or tea?

  My mother prefers to live in the countryside.

  She preferred him to stay at home all day.

  当你想表达喜欢一件东西，而不喜欢另一件东西时，可用prefer …to…来表示。

  I prefer walking to jogging.

  Daniel prefers classic music to pop music.

  prefer to do sth. rather than do sth. 表示“宁愿做…而不愿做…”

  I prefer to study at night rather than watch TV.

 7. so… that… 的用法

  so… that… “如此……以至于……”，引导一个表示结果的状语从句。

  They were so beautiful that I wanted to buy them all.

  他们是如此的美丽，以至于我想全买了。

  It was so cold that we all shook.  天是如此的冷，以至于我们全发抖。

  在这个句型中， so也可以修饰副词。

  He ran so fast that I couldn’t catch up with him.

  I talked so quietly that she couldn’t hear me. 我说得如此轻，以至于她听不见。

 8. “It’s time for＋名词”这一句型表示“是该…的时候了”。如：

  该睡觉了。It’s time for bed.

  该吃早饭了。It’s time for breakfast.

  该上课了。It’s time for class.

  也可以用It’s time to ＋动词原形表示

  即It’s time for ＋名词＝It’s time to ＋动词原形

  以上三句分别可说成：

  It’s time to go to bed.

  It’s time to have breakfast.

  It’s time to have class.

 9. It says…   表示报纸上“写道……”，我们通常不说 It writes…

  The radio says it will rain tomorrow.

  It says I’ll have lots to eat and drink today. 它（报纸）上写我今天有很多吃的、喝的。

 10. why don’t you …=why not …为何不…表示建议。

  Why don’t you have a good rest? 为何不好好休息一下？

  Why not go earlier 为什么不早点去？

  类似的句型有：

  What about going for a walk? 去散步怎样？

  Let’s buy some bananas. 我们买些香蕉吧。

  Shall we go skating? 我们去溜冰好吗？

 11. It takes（sb.）+ time+ to do sth.

  做某事花（某人）多少时间。

  It takes him around three hours to watch the game.

  看比赛花了他大约三个小时。

  It takes fourteen hours to fly to Sydney from Shanghai.

  从上海乘飞机到悉尼要十四小时。

  How long will it take you to draw a horse?

  画一匹马要多长时间？

 12.   How do you like?  你觉得……怎么样？

  主要用来询问对方对某事的印象，也可以改为“What do you think of …”这一句型。

  How do you like this book? I think it’s a good book.

  How do you like China? I like it very much.

  What do you think of China?