Ittookmymothertwohours
問題詳情：
It took my mother two hours ________ the house.
A. cleaning B. to clean C. cleans D. clean
【回答】
B
知識點：動詞和動詞短語
題型：選擇題
問題詳情：
It took my mother two hours ________ the house.
A. cleaning B. to clean C. cleans D. clean
【回答】
B
知識點：動詞和動詞短語
題型：選擇題
