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The doctors and nurses did they could to help the wounded. [ ] A.all thatB.all w

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The doctors and nurses did they could to help the wounded. [ ] A.all thatB.all w

The doctors and nurses did ________ they could to help the wounded.

[]

A.all thatB.all what C.all whichD.what that

试题答案

答案:A

提示:

all作did的宾语,all that = what医生和护士做了他们所能帮助受伤者的。