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18、感叹句型:
(1) What a + Adj + N + S + V!
例:What an important thing it is to keep our promise!
信守我们的诺言是多么的重要啊!
(2) How + Adj + a + N + V!(多么...!)
例:How important a thing it is to keep our promise!
遵守诺言是多么重要的事!
(3) How + S + V!
例句:How I want to go to Beijing. 我多么想去北京啊!
19、表法猜测的句型:
(1) must have done sth 一定做过某事 否定形式:can't have done
例:She must have come here last night. 她一定是昨晚来的。
She can't have gone there 她不可能到那儿去。
(2) may have done sth 可能做过某事 否定形式:may not have done
例:Philip may have been hurt seriously in the car accident.
Philip 可能在这次车祸中伤得很严重。
(3) might have done sth 或许做过某事否定形式: might not have done
例:She might have known what the bottle contained.
她或许知道这个瓶子里装的是什么。
(4) should have done sth 估计已经做了某事
否定形式:should not have done
例:She should have arrived in her office by now.
她此刻估计已经到达办公室了。
20、动词不定式常用句型:
(1) It takes / took / will take sb. some time / money to do sth.
某人花/花了/将花多长时间/多少钱做某事.
例句:It took me years of hard work to speak good English.
为了讲一口流利的英语,我花了多年时间刻苦操练.
(2) It is + adj +for/of sb to do sth
例:Lincoln said that it was not right for the South to break away from the
Union. 林肯说南方脱离联邦是不对的。
It was careless of Tom to break the cup.
(3) Sb. have / has / had no choice but to do... 某人除了做……别无选择.
例句:We had no choice but to take a taxi for we'd missed the last bus.
由于错过了最后一班公共汽车,除了乘坐的士,我们别无选择.
(4) It's not /just like sb. to do sth.……的行为不/正像某人的一贯作风.
例:lt's not like Jim to be late for class. He regards time as the most
important thing in life.
上课迟到不像吉姆的一贯作风,他把时间看作是生命中最重要的.
(5) ....形容词/副词+enough to do sth.
例:I was fortunate enough to travel to South Africa..
(6) It pays to + V ~~~ (...是值得的。)
例句:It pays to help others. 帮助别人是值得的。
(7) It cost sb some time/money to do sth
例:It must cost a good deal to live here.住这儿一定会花很多钱的。
(8) do all he could to do sth
do what he could to do sth
do everything he could to do sth
例:They were doing everything they could to help the fatherland.
他们在尽最大努力去帮助祖国。