河北省沧州市颐和中学高中英语 Unit 3 Computers 现在完成时的被动语态学案 新人教版必修 2在一般将来时的基础上学习现在完成时的被动语态【自主学习】1. 构成现在完成时的被动语态由“__________________________”构成。[肯定句] __ __________________________ 例句： Your computer has been repaired. [否定句] _____________________________ 例句： The desks have not been cleaned. [一般疑问句] _________________________ [特殊疑问句] _________________________ 例句： 1) ---Has the door been painted? ---No, it hasn’t. 2) How long has the battery(电池) not been charged? __________________________________________2. 用法1） 描述人或事物已经受到某种影响或某种处理。 The problem has already been solved. _________________________________________________________ The work has been finished. _________________________________________________________________ Jane has been told the news, so you needn’t call her.2) 表示发生在过去，一直延续到现在并可能持续下去的被动动作或状态。常与 for 或 since 引导的时间状语连用，或用于“How long…?” 句型中。 The plan has been discussed for nearly two hours. ________________________________________________ How long has this film been on? ________________________________________________________________（点拨） 常与现在完成时连用的时间状语already 已经 yet 已经 ，还 since then 自从那时 ever since 自那以后for a long time 很长时间 so far 迄今为止recently/lately 最近 in recent years 在最近的几年里 1
