在初中英语学习阶段，句型和语法、词汇、短语一样重要。掌握一些核心句型，对于学习和考试可以起到事半功倍的效果，写作文时也不会再发愁句子该怎么写了！

　　句型49：be based on

　　His argument is based on facts.

　　他的论断是以事实为根据的。

　　句型50：... so that ...

　　Put the tree in the hole so that it is straight.

　　把树放入洞穴中，让它立直。

　　句型51：be+num. +metres / kilometres / years...+long / wide / deep / high / old...

　　The Great Green Wall is 7，000 kilometres long.

　　绿色长城长7000公里。

　　The river is about 2 metres deep.

　　这条河大约有2米深。

　　The boy is about 12 years old .

　　这个男孩约12岁。

　　句型52：keep ... from doing

　　The heavy rain kept us from starting out.

　　大雨阻止了我们出发。

　　句型53：with one’s help...

　　With Tom’s help，I’ve come to America to study further.

　　在汤姆的帮助下，我来美国深造。

　　句型54：I don’t think ...

　　I don’t think any of them is interesting.

　　我认为他们中任何一个都无趣。

　　句型55：What’s the population of ...?

　　What’s the population of Germany ?

　　德国的人口有多少?

　　句型56：prefer to do … rather than do

　　They prefer to buy a new one rather than repair it.

　　他们更喜欢买一辆新车，而不愿去修理它。

　　句型57：be worth （doing） …

　　This book is worth reading.

　　这本书值得读。

　　句型58：regard … as...

　　They regarded their pets as members of their families.

　　他们把宠物视为家庭成员。

　　句型59：be confident of

　　I’m confident of success.

　　我确信会成功。

　　句型60：seem to do

　　seem +adj

　　seem （介词短语）

　　He seems to be angry.

　　他似乎生气了。

　　The house seems too noisy.

　　这房子似乎太吵了。

　　句型61：be angry with / about / at（doing）

　　We’re all very angry with ourselves.

　　我们都很生自己的气。

　　I was angry about his decision to build a factory here.

　　我很生气他决定把工厂建在这儿。

　　I was angry at being kept waiting.

　　这样一直等我很生气。

　　句型62：pay for / pay … for

　　He paid for the book and went away.

　　他付完书款便离开了。

　　I paid him ￡200 for the painting.

　　买这幅画我付了他200英镑。

（责任编辑：张君琳）