ou must get the work before Friday. A.do B.to do C.doing D.done
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ou must get the work ______ before Friday.
A.do B.to do C.doing D.done
试题答案
D
过去分词作宾补表示被动

ou must get the work ______ before Friday.
A.do B.to do C.doing D.done
D
过去分词作宾补表示被动