有關Aftercompletingandsi的精選大全

Aftercompletingandsigningit,pleasereturntheformtousinth...
問題詳情:Aftercompletingandsigningit,pleasereturntheformtousintheenvelope      ________.A.providing B.provided  C.havingprovided D.provide【回答】B考查非謂語動詞。句意:填完表格後,將其放入所提供...
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