根据句意,纸在过去被发明,用一般过去时,故第一空选was。write on the paper意为“写在纸上”,在被动语态中介词不能省,故第二空选on。故选B。 【点睛】在被动语态的句子中,动词短语自带的介词不能省略。stare at意为“盯着”,在被动语态句子中,例如:No one likes being stared at.反馈 收藏 ...
( )8. When was paper invented? A. In the third century. B. In the second century. C. In the ninth century.( )9. Where did people probably go on weekends before they had cars? 相关知识点: 试题来源: 解析 B 问题8 询问纸是什么时候发明的。纸是在公元二世纪发明的,所以答案是B。
句意:——纸是什么时候被发明的?——我不知道,但是我知道它被用来写字。 考查时态和介词。根据句意,纸在过去被发明,用一般过去时,故第一空选was。write on the paper意为“写在纸上”,在被动语态中介词不能省,故第二空选on。故选B。练习册系列答案 西城...
18.When was paper invented?A.Before the second century.B.In the third century.C.In the second century. 试题答案 在线课程 分析 略 解答 略 点评 略练习册系列答案 名校课堂系列答案 西城学科专项测试系列答案 小考必做系列答案 小考实战系列答案 小考复习精要系列答案 小考总动员系列答案 小升初必备冲刺...
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Passive Voice: The telephone was invented by Alexander Graham Bell in 1876. Rewrite the sentences using the passive voice. 1. They sold the fridge at a low price.2. The fridge was sold at a low price.3. Somebody stole my camera from my hotel room....
又因为给出的是invented,且出现了be动词过去式was,所以考虑构成被动句paper was invented(纸被发明)。结合剩下的单词容易知道句意为:你知道纸何时被发明吗?疑问句助动词提前,所以构成了Do you know……(你知道……),这里用现在时,是因为提问的是你现在是否知道。know后为宾语从句,从句用陈述语序。when作关系...
Unit6 When was it invented?第四课时Section B (3a-self check)一、单项选择1.___ is allowed to get into this lab without Mr. Green’s permission.A.Somebody B.AnybodyC.Nobody D.Everybody2.In the past few years, great changes ___ in my hometown.A.take place B.took placeC.have taken...
4. Basketball was invented___a Canadian when he was a college teacher. 5. We can see lots of cars running ___clean power in the street. 二、用括号内所给单词的适当形式填空 6. Paper is a useful ___. It was___by the Chinese. ( invent) 7. Usually we can see a ...
2.掌握一般过去时态的被动语态,由was/were+过去分词构成。学会单词invent,以及beusedfor的用法三、通过熟悉我们周围经常使用发明物的历史来开阔眼界，丰富自己的阅历，使自己养成勤于思考，善于总结的好习惯。Unit6 Whenwasitinvented?(sectionA1a-1c)SectionA Chinesefourgreatancientinventions compass Papermaking gunpowd...