Wheneverwekidscomeover,AuntieSusanjuststandsthereandwat...

問題詳情：

Whenever we kids come over, Auntie Susan just stands there and watches us  ________  sure we don't break anything.

    A. make           B. made     C. to make    D. making

【回答】

C

知識點：動詞和動詞短語

題型：選擇題