來源:網(wǎng)絡(luò)資源 2021-09-07 14:25:10
被動語態(tài)
(一)語態(tài):英語的語態(tài)是通過動詞形式的變化表現(xiàn)出來的。英語中有兩種語態(tài):主動語態(tài)和被動語態(tài)。
主動語態(tài)表示主語是動作的執(zhí)行者。
Many people speak Chinese.
謂語:speak 的動作是由主語 many people 來執(zhí)行的。
被動語態(tài)表示主語是動作的承受者,即行為動作的對象。
Chinese is spoken by many people.
主語 English 是動詞 speak 的承受者。
(二)被動語態(tài)的構(gòu)成 被動語態(tài)由 “助動詞 be+及物動詞的過去分詞” 構(gòu)成。人稱、數(shù)和時(shí)態(tài)的變化是通過 be 的變化表現(xiàn)出來的。
現(xiàn)以speak 為例說明被動語態(tài)在各種時(shí)態(tài)中的構(gòu)成。
一般現(xiàn)在時(shí):am/is/are+spoken
一般過去時(shí):was/were+spoken
一般將來時(shí):will/shall be+spoken
現(xiàn)在進(jìn)行時(shí):am/is/are being+spoken
過去進(jìn)行時(shí):was/were being+spoken
現(xiàn)在完成時(shí):have/has been+spoken
過去完成時(shí):had been + spoken
(三)被動語態(tài)的用法
(1)不知道或沒有必要說明動作的執(zhí)行者是誰。
Some new computers were stolen last night.
一些新電腦在昨晚被盜了。(不知道是誰偷的)
He is often asked to sing songs.
經(jīng)常有人叫他唱歌。
(2)強(qiáng)調(diào)動作的承受者,而不強(qiáng)調(diào)動作的執(zhí)行者。例如:
The glass was broken by Mike.
玻璃杯是邁克打破的。
This book was written by him.
這本書是他寫的。
Your homework must be finished on time.
你們的家庭作業(yè)必須及時(shí)完成。
(四)主動語態(tài)變被動語態(tài)的方法
(1)把主動語態(tài)的賓語變?yōu)楸粍诱Z態(tài)的主語。
(2)把謂語變成被動結(jié)構(gòu)(be+過去分詞) (根據(jù)被動語態(tài)句子里的主語的人稱和數(shù),以及原來主動語態(tài)句子中動詞的時(shí)態(tài)來決定 be 的形式)。
(3)把主動語態(tài)中的主語放在介詞 by 之后作賓語,將主格改為賓格。
All the people laughed at him.
→ He was laughed at by all people.
They make the bikes in the factory.
→ The bikes are made by them in the factory.
He cut down a tree.
→ A tree was cut down by him.
歌訣總結(jié):
主動變被動,方法要記清;
首先賓變主,然后變謂語:
主語變賓語,有時(shí)可省略;
其他留原處,一般不用變。
(五)含有情態(tài)動詞的被動語態(tài) 含有情態(tài)動詞的主動句變成被動句時(shí),由 “情態(tài)動詞+be+過去分詞” 構(gòu)成。
We can repair this watch in two days.
→This watch can be repaired in two days.
They should do it at once.
→It should be done at once.
(六)特殊情況
1.He made the boy work for two hours yesterday.
→The boy was made to work by him for two hours yesterday.
2.Mother never lets me watch TV .
→I am never let to watch TV by mother.
3.Jack gave Peter a Christmas present just now.
→(1)A Christmas present was given to Peter by Jack just now.
→(2)Peter was given a Christmas present by Jack just now.
1.---Do you think Shanghai is a _______ city?
---Certainly. It has beautiful buildings, tidy streets and hard-working people.
likely B. lonely
lively D. lately
答案:C
2.—Shijiazhuang is becoming much more beautiful.
—Yes. Many trees and flowers _______ in our city every year.
are planting B. are planted
were planting D. were planted
答案:B
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