关于被动语态的问题a truck is running over a bag,变成被动语态,答案写的是a bag is

关于被动语态的问题
a truck is running over a bag,变成被动语态,答案写的是a bag is being run over by a truck,为什么不是a bag is running over by a truck
上面说错了,为什么不是a bag being run over by a truck?
rqf_015 1年前 已收到4个回答 举报

j-y-p 幼苗

共回答了24个问题采纳率:91.7% 举报

现在进行时的被动语态是am/is /are +being done.
a bag is running over by a truck.是不对.的
a bag being run over by a truck就不说句子了.
如果是being run over by a truck,那就是非谓语动词,做后置定语.

1年前 追问

8

rqf_015 举报

the hospital being built is just near our scool.这句话为什么只有一个be

举报 j-y-p

being built是非谓语动词,也就是v-ing的被动形式,做的是后置定语. is 是句子的谓语动词.

leezee 果实

共回答了9512个问题 举报

现在进行时态的被动语态的结构是:be being +动词的过去分词 ( run 的过去分词是:run)
所以答案是:A bag is being run over by a truck.
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1年前

1

liciaoab 幼苗

共回答了1613个问题 举报

因为上一句是现在进行时。这种时态的被动语态为 be+ being +done.

1年前

0

踏遍青山 幼苗

共回答了3个问题 举报

a truck is running over a bag
一辆货车正碾过一个袋子
a truck ran over a bag
一辆货车刚碾过一个袋子
a bag is ran over
一个袋子被碾了
a bag is run over by a truck
一个袋子被一辆货车碾了
a bag is being run over ...

1年前

0
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