I am ofem/I often和hearing/listening的区别?

问题描述:

I am ofem/I often和hearing/listening的区别?

I am often 和 I often 的区别 如:I am often busy with my homework.I often go to school by bus.其实第一个出现am 是因为often后面的单词busy所引起,固定词组:be动词+busy with sth.而be动词需要放在often前,所...