英语语法：语态转换-主语+谓语动词+宾语+（疑问词）+不定式
1.结构：语态转换-主语+谓语动词+宾语+（疑问词）+不定式
这类结构转换成被动语态时，通常将宾语转换为主语。比如：
The man taught me?how to repair a fridge.
那人教我如何修理冰箱。
I was taught?how to repair a fridge.
我被教如何修理冰箱。
We asked her?to sing a song.
我们请她唱一首歌。
Shewas asked?to sing a song.
她被要求唱一首歌。
2.结构：主语+谓语动词（动词词组）+宾语
这类结构转换时，不要遗漏动词本身附带的副词或介词。比如：
This old man?is?welllooked?after?by the young man.
这位老人被那年轻人照顾得很好。
These desks and chairs?must be taken good care of.
这些课桌椅必须好好爱护。
The notice?was put up?this morning.
这个通知是今天上午贴出的。
I hope that a new plan?will be worked out.
我希望一项新计划将被制定出来。
These magazines?cant be taken away.
这些杂志不能被拿走。
英语作业
一、选择填空。
1. You ___ on the phone, Mr.Smith.
Who is it?
A. are wanted B. want
C. have wanted D. wanted
2. The headmaster expected that the new classroom building ___ before school began in September.
A. would set up B. set up
C. would be set up? D. hadset up
参考答案：
1-2: AC
二、分析句子的语法结构，并译成中文。
Former United Nations secretary general Ban Ki-moon has denounced the United States healthcare system as politically and morally wrong, and urged American leaders to enact publicly-financed healthcare as a human right.【The Guardian】