I'm going to the mall.Mr Brown.Do you have angthing____?A.to be bought B.to buy C.bought D.to be boughtThe child ___3kg when he was born.A.weighed B.was weighed答案是A和C,我不懂为什么.

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I'm going to the mall.Mr Brown.Do you have angthing____?A.to be bought B.to buy C.bought D.to be boughtThe child ___3kg when he was born.A.weighed B.was weighed答案是A和C,我不懂为什么.
I'm going to the mall.Mr Brown.Do you have angthing____?
A.to be bought B.to buy C.bought D.to be bought
The child ___3kg when he was born.
A.weighed B.was weighed
答案是A和C,我不懂为什么.

I'm going to the mall.Mr Brown.Do you have angthing____?A.to be bought B.to buy C.bought D.to be boughtThe child ___3kg when he was born.A.weighed B.was weighed答案是A和C,我不懂为什么.
第一题是 B to buy 因为这里是不定式主动表被动
类比句子是i have homework to do
因为不定式的主语和句子的主语不是一个,所以不定式主动表被动
第二题,选A 因为状语从句时态一致,用过去式,这里不存在被动关系,无需被动
小孩和称重是主动关系

考的是非谓语。但是,你的第一题A D一样,第二题没有CD。怎么看呢?

  1. A 这一题是类似2004的上海一考题,年解释如下:

Do you have anything to buy?的意思是“你有什么要买的吗?”句子中you是buy的逻辑主语,故不定式用主格。  自己去买自己想买的东西,所以不用被动态

而Do you have anything to be bought? “你有什么需要我帮着买...

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  1. A 这一题是类似2004的上海一考题,年解释如下:

Do you have anything to buy?的意思是“你有什么要买的吗?”句子中you是buy的逻辑主语,故不定式用主格。  自己去买自己想买的东西,所以不用被动态

而Do you have anything to be bought? “你有什么需要我帮着买的吗?” 因为是我问你有没有什么东西要买,东西是被我买

2. weighed

时态一致,过去式 ,无需被动

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