雖然四級考試中并沒有語法題，但語法卻是每個題型都需要的重要存在。

不知道你們有沒有這樣一種語法困擾，那就是——被動語態(tài)。雖然看似不難，但每次一碰到相關(guān)選項就各種犯錯。

為了防止大家錯誤重演，本文就帶大家看看被動語態(tài)的正確用法吧!

首先，被動語態(tài)由be+過去分詞構(gòu)成，be隨時態(tài)的變化而變化。

下面我們以give為例，各種時態(tài)的被動語態(tài)形式為：

一般現(xiàn)在時：am/is/are+given

The first section of New College English is designed for speaking practice and is based on pictures and topics.

一般過去時：was/were+given

These computers were made in our own country.

一般將來時：will/shall be+given

Shall we be asked to attend the opening ceremony?

過去將來時：would be+given

The news would be sent to the soldier's mother as soon as it arrived.

現(xiàn)在進行時：am/is/are being+given

The machine is being repaired in the workshop. The fifth generation computers, with artificial intelligence, are being developed and perfected now.

過去進行時：was/were being+given

The feast was being prepared when the birds arrived in the sky

現(xiàn)在完成時：has/have been+given

Swift progress has also been made in culture and education.

過去完成時：had been+given

The huge bridge had been damaged before the World WarⅡ.

將來完成時：will/shall have been+given

The book will have been published by the end of next month.