内容正文:
Section Ⅱ Discovering Useful Structures
单 元 语 法 精 析 对应学生用书学案P
现在完成时的被动语态
语法导图
语法讲练
现在完成时的被动语态
一、现在完成时的被动语态的结构
肯定句 主语 + have / has been done. . .
否定句 主语 + have / has not been done. . .
一般疑问句 Have / Has + 主语 + been done. . . ?
特殊疑问句 疑问词 + have / has + 主语 + been done. . . ?
⎔D 典例呈现
The newly ̄built hospitals have been closed down
after more than 12ꎬ000 patients have been treated
successfully.
在 12 000 多名病人得到成功治疗后ꎬ新建的医
院已经关闭ꎮ
As far as I knowꎬthis book hasnt been translated
into Chinese yet.
就我所知ꎬ这本书还没有被译成中文ꎮ
Have the new booking systems for tickets been
used?
新的订票系统已经被使用了吗?
How long has the battery of the hearing aid not
been changed?
助听器的电池多久没有更换了?
⎔J 即学即练 1
句型转换
After more than a months hard fightꎬChina has
prevented the disease from spreading across the
whole country.
(1 ) After more than a months hard fightꎬ the
disease has been prevented from
spreading across the whole country. (改为被
动语态)
(2 ) After more than a months hard fightꎬ the
disease hasnt been prevented from
spreading across the whole country. (把句
(1)改为否定句)
(3) Has the disease been prevented
from spreading across the whole country after
more than a months hard fight? (把句(1)改
为一般疑问句)
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(4) What has been prevented from spreading
across the whole country after more than a
months hard fight? (对句(1)就 the disease
进行提问)
二、现在完成时的被动语态的用法
1. 表示被动的动作在说话之前已经完成ꎬ强调
过去的动作对现在造成的影响或产生的结
果ꎮ 通常与 alreadyꎬ yetꎬ neverꎬ recently 等副
词及时间状语 so farꎬ by nowꎬ up till nowꎬ
before. . . 等连用
⎔D 典例呈现
The book The little Prince has been translated
into many languages.
«小王子»一书被译成多种语言ꎮ
These flowers have already been watered up to
nowꎬ so you can go home.
这些花目前已经浇过水了ꎬ你可以回家了ꎮ
Not a book in the library has been taken away.
图书馆里的书没有一本被人拿走ꎮ
Enough has been said here on this question of
cyberbullying.
关于网络霸凌这个问题ꎬ这里已经谈得不