have been的時態(tài)是什么
回答
愛揚教育
2022-04-08
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例句：
The marshes have been drained.
沼澤地里的水已排干。
Your trip must have been fun!
你這次旅行一定很開心吧！
擴展資料
Things have been going badly.
事情進展得不順利。
How could I have been so stupid?
我怎么會這么傻？
You could have been killed!
你本可能被殺了。