問題詳情:
It was time for class. Mr. King asked all the children ________ down quietly.
A.sit B.sat
C.to sit D.sitting
【回答】
C 點撥:本題可用固定結構法解答。ask sb. to do sth.為固定結構,意為“要求某人做某事”,故選C。
知識點:非謂語動詞
題型:選擇題