1. as…as 和……一樣
中間必須用形容詞或副詞原級(jí)。
例如:
This classroom is as big as that one.
這間教室和那間一樣大?!?br />
He runs as fast as Tom.
他和湯姆跑的一樣快。
否定結(jié)構(gòu):not as/so…as,“不如……”。
上面的兩個(gè)句子可分別改為:
This classroom is not as/so large as that one.
這間教室不如那間大?! ?br />
He doesn’t run as/so fast as Tom.
他跑得不如湯姆快?! ?br />
2. as soon as 一……就……
用來(lái)引導(dǎo)時(shí)間狀語(yǔ)從句。若主句是一般將來(lái)時(shí),從句要用一般現(xiàn)在時(shí)。
例如:
I’ll tell him the plan as soon as I see him.
我一看到他就告訴他這個(gè)計(jì)劃。
He’ll go home as soon as he finishes his work.
他一完成工作就回家?! ?br />
3. be busy/enjoy/hate/go on/finish doing sth.
忙于/喜歡/討厭/繼續(xù)/完成做某事
在enjoy, finish, hate, go on, be busy等詞語(yǔ)后,一般用動(dòng)詞-ing形式作賓語(yǔ)。
例如:
Lin Tao is busy making a model plane.
林濤正忙著做飛機(jī)模型?! ?br />
My mother enjoys taking a walk after supper.
我媽媽喜歡晚飯后散步?! ?br />
I hate watching Channel Five.
我討厭看五頻道?! ?br />
When someone asked him to have a rest, he just went on working.
當(dāng)有人讓他休息一會(huì)兒時(shí),他仍繼續(xù)工作?! ?br />
I have finished writing the story.
我已經(jīng)寫完了故事?! ?br />
4. fill…with 用……裝滿......; be filled with 充滿了……;be full of 充滿了......
①be filled with 說(shuō)明由外界事物造成的此種狀態(tài),表示被動(dòng)。
例如:
The box is filled with food.
盒子里裝滿了食物?! ?br />
②be full of說(shuō)明主語(yǔ)處于的狀態(tài)。此外,還可表示程度,意為“非常”。
例如:
The patient’s room is full of flowers.
那個(gè)病人的房間擺滿了花?! ?br />
The young man is full of pride.
那個(gè)年輕人非常驕傲?! ?br />
③這兩種結(jié)構(gòu)還可以相互改寫。
例如:
I fill the box with food. The box is full of food.
5. be good/bad for 有利于/有害于……
此句型是:be + adj. + for + n.結(jié)構(gòu)。
例如:
Doing morning exercises is good for your health.
做早操對(duì)你的健康有益。
Always playing computer games is bad for your study.
總玩電腦游戲?qū)δ愕膶W(xué)習(xí)不利。
6. be used to(doing) sth. 習(xí)慣于……
后必須接名詞或動(dòng)名詞,可用于現(xiàn)在、過(guò)去、將來(lái)的多種時(shí)態(tài)。be 可用get, become來(lái)代替。
例如:
He is used to life in the country.(He is used to living in the country.)
他習(xí)慣于鄉(xiāng)村生活?! ?br />
He will get used to getting up early.
他將會(huì)習(xí)慣于早起?! ?br />
注意:be used to do 的意思是“被用來(lái)做……”。
例如:
Wood is used to make paper.
木材被用來(lái)造紙。
7. both…and…兩者都……
用來(lái)連接兩個(gè)并列成分;當(dāng)連接兩個(gè)并列主語(yǔ)時(shí),其后謂語(yǔ)動(dòng)詞用復(fù)數(shù)。
例如:
Both the students and the teachers will go to the History Museum tomorrow.
不論老師還是學(xué)生明天都會(huì)去歷史博物館?! ?br />
8. can’t help doing sth. 禁不住做某事
help在此的意思是“抑制,忍住”,其后接動(dòng)詞-ing形式。
例如:
His joke is too funny. We can’t help laughing.
他的笑話太有趣了,我們禁不止笑了起來(lái)。
9. sth. costs sb. some money 某物花費(fèi)某人多少錢
此句型的主語(yǔ)是物。cost一詞帶的是雙賓語(yǔ),它的過(guò)去式、過(guò)去分詞和原型一樣?! ?br />
This book cost me five Yuan.
這本書花了我五元錢。
10. either…or… 不是……就是……,或者……或者……
用來(lái)連接兩個(gè)并列成分,當(dāng)連接并列主語(yǔ)時(shí),謂語(yǔ)動(dòng)詞與鄰近的主語(yǔ)保持一致?! ?br />
例如:
You may either stay here or go home.
你可以呆在這兒,也可以回家。
Either she or I am right. = Either I or she is right.
不是她對(duì)就是我對(duì)。