内容正文:
Unit 3 The Internet
Period 3—Grammar
2020
1. Identify and summarize the form and the
functions of the present perfect passive voice;
2. Compare the present perfect passive voice with the active, and change the active form into
the passive form;
3. Apply the present perfect passive voice into use;
Learning Aims
语法感知
感知以下课文原句,完成方框下的小题
我方击杀一名敌人。
An enemy has been slained.
我方队友被击杀。
An ally has been slained.
你被击杀了。
You have been slained.
1.以上句子中所使用的时态和语态是 。
2.现在完成时的被动语态的构成为: 。
现在完成时的被动语态
have/has been+过去分词
The Present Perfect Passive Voice
现在完成时的被动语态
1. 被动语态现在完成时形式
A. 陈述句:
主语+ have/has (not) +been+done
B. 疑问句:
(疑问词)+ have/has +主语+been+ done?
2. 被动语态现在完成时的用法
(1) 表示某一被动动作发生在过去(现在说话前),但与现在的情况有联系。常与下列时间状语连用:just, already, yet, before, recently, lately, so far等。
The door has been locked.
门已经被锁上了。
(现在说话时门是锁着的)Compare:
The door was locked.
门当时是锁着的/被锁上了。
(与现在说话时门的