用基数词 twelve years old 再问： 余美的想法和我一样。My ideas are () () () yumei's 再答： I am busy doing/with my homework every day. My ideas are the same as Yumei's. 再问： 我每天忙于做作业I()()()my homework every day 再答： I am busy doing my homework every day. I am busy with my homework every day.
