英語 - 談談被動語態的用法 篇1
英語中及物動詞有兩種語態,即主動語態和被動語態。主動語態表示主語是動作的執行者被動語態表示主語是動作的承受者。被動語態由“助動詞be+及物動詞的過去分詞”構成。助動詞be有人稱、時態和數的變化。
一、被動語態的用法:
1.一般現在時的被動語態構成:is / am / are + 及物動詞的過去分詞
Our classroom is cleaned everyday.
I am asked to study hard.
Knives are used for cutting things.
2.一般過去時的被動語態構成:was / were + 及物動詞的過去分詞
A new shop was built last year.
Dinosaur eggs were laid long long ago.
3.現在完成時的被動語態構成:has / have + been + 及物動詞的過去分詞
This book has been translated into many languages.
Many man-made satellites have been sent up into space by many countries.
4.一般將來時的被動語態構成:will+ be + 及物動詞的過去分詞
A new hospital will be built in our city.
Many more trees will be planted next year.
5.含有情態動詞的被動語態構成:情態動詞+ be + 及物動詞的過去分詞
Young trees must be watered often.
Your mistakes should be corrected right now.
The door may be locked inside.
Your homework can be handed in tomorrow.
6.現在進行時的被動語態構成:am / is / are + being + 及物動詞的過去分詞
Uncle Wang is mending my bike now.→