The clouds are moving quickly.(quickly画线)（对划线部分提问）
The clouds are moving quickly.(quickly画线)（对划线部分提问）
The wind became a typhoon and blew fiercely.(改为一般疑问句)
The wind became a typhoon and blew fiercely.(改为一般疑问句)
赞 qingyu841108 幼苗
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How are the clouds moving?
Did the wind become a typhoon and blow fiercely?
Did the wind become a typhoon and blow fiercely?
1年前 追问
8
为什么是did?
原句中谓语动词become和blow用的是过去式，所以这里助动词也相应的用过去式形式。
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