—Ittakesmehalfanhour 国语站 题库 8.62K 大中小设置文字大小 问题详情:—It takes me half an hour _____playing the piano. How about you? —I usually spend 20 minutes ____it. A. practicing ; on B. to practice ; in C. to practice ; on 【回答】C知识点:动词和动词短语题型:选择题 TAG标签:Ittakesmehalfanhour #