内容正文:
When was it invented? Grammar Focus 知识点及练习
· 一般过去式的被动语态
基本构成:was/were + 动词的过去分词
句式:一般疑问句 Was/Were +主语+动词的过去分词+其他?
特殊疑问句 特殊疑问词+was/were +主语+动词的过去分词+其他?
注意:
使役动词make,have及感官动词feel,see,hear等后接省略to 的不定式充当宾语补足语的主动语态,在变为被动语态时要还原to。
如:
A girl was heard to sing in the next room.
基础练习:
· 按要求完成下列句子,每空一词:
1. I was invited to his birthday party.(改为否定句)
I _____________ ___________ _____________ his birthday party.
2. The zipper was invited by Whitcomb Judson.(改为一般疑问句)
___________ the zipper ____________ _____________ Whitcomb Judson?
3. Liu Kai was taken to the office just now.(对画线部分提问)
_____________ _____________ ____________ to the office just now?
4. He made his daughter stay at home.(改为被动语态)
His daughter ____________ __________ ____________ stay at home.
能力提升:
· 单项选择:
1. Computers have had a great influence on learning methods since they _______ into schools.
A introduce B introduced C are introduced D were introduced
2. UNICEF, part of the United Nations,___________ in Europe in 1946 after World War II.
A set up B was set up C took up D was taken up
3. (2022.十堰) The Youth Sports Center on Zixiao Road ________ last year.
A built B was built C has built D was building
4. –Can he get the first prize in the race?
--He _________so, but he just hurt his leg. It’s impossible now.
A will expect to do B is expected doing
C has expected doing D was expected to do
· 语法填空:
Evans Wadongo was from a village of Africa. One day, his eyes ___________(hurt) by the kerosene lamp. He ____________(realize) that the kerosene lamp was bad for people. First, it can cause _____________(illness) like cough. Also, fires ____________(cause).In order to solve this problem, he __________(invent) solar lamps. Now, the safe light ___________(use) by thousands of people.The solar lamps makes a big difference.
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