【英语】the invention ( ) took her 2 years will do well to the world.the invention ( ) took her 2 years will do well to the world.A.which B./ C.on which D.it我知道选A

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【英语】the invention ( ) took her 2 years will do well to the world.the invention ( ) took her 2 years will do well to the world.A.which B./ C.on which D.it我知道选A

【英语】the invention ( ) took her 2 years will do well to the world.the invention ( ) took her 2 years will do well to the world.A.which B./ C.on which D.it我知道选A
【英语】the invention ( ) took her 2 years will do well to the world.
the invention ( ) took her 2 years will do well to the world.
A.which B./ C.on which D.it
我知道选A

【英语】the invention ( ) took her 2 years will do well to the world.the invention ( ) took her 2 years will do well to the world.A.which B./ C.on which D.it我知道选A
这里是定语从句,且从句在后面做主语
由which引导,it不能引导从句
花了她两年时间的这个发明将有利于这个世界

答案选A which是定语从句的连接词,代表从句中的助于即此句子中的invention
因为本句中which做主语,所以which不能省略,B错
从句 which took her 2 years 少主语而如果完整不少成分选C,C错
句子中只能有一个主语 如果选D 则有两个主语,D错

选A 考察定语从句。 which可引导定语从句,且在句中翻译出哪一个的意思,表示一种修饰限定的范围。若选BD则句子又多了一个谓语动词,本句主语是the invention,谓语是 do。The invention took her 2 years.那个发明花了她两年时间,是完整句子,不需介词,所以C错
花了她两年时间的发明将会对世界有益。...

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选A 考察定语从句。 which可引导定语从句,且在句中翻译出哪一个的意思,表示一种修饰限定的范围。若选BD则句子又多了一个谓语动词,本句主语是the invention,谓语是 do。The invention took her 2 years.那个发明花了她两年时间,是完整句子,不需介词,所以C错
花了她两年时间的发明将会对世界有益。

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