新东方名师四级语法讲义

　　一：时态：所谓的"时态"，就是时间+状态。谓语动词的时态见下表：

　　1.主动形式

　　过去 现在 将来 过去将来

　　一般 did do will/shall do should/would do

　　进行 was/were doing am/is/are doing will/shall be doing /

　　完成 had done have/has done will/shall have done should/would have done用于虚拟语气

　　完成进行 had been doing have/has been doing / /

　　2.被动形式

　　过去 现在 将来 过去将来

　　一般 was/were given am/is/are given will/shall be given should/would be given

　　进行 was/were being given am/is/are being given / /

　　完成 had been given have/has been given will/shall have been given should/would have been given

　　完成进行 / / /

　　v CET-4 常考的三种时态：过去完成时;将来完成时;(现在/过去)完成进行时。

　　v 时间状语从句当中的时态：

　　一般过去时 所有的过去

　　用 一般现在时 表示 现在和将来

　　现在完成时 现在完成和将来完成

　　一.非谓语动词

　　一.不定式：

　　一)不定式的常考形式：

　　1) 一般形式：He decided to work harder in order to catch up with the others.

　　被动形式: He preferred to be assigned some heavier work to do.