问题补充:
—My mother bought an MP4 player for me,but I don’t know.
—Let’s read the instructions first.
A. how to use it
B. which one to use
C. what to use
D. how to use
答案:
(答案→)A. how to use it
B. which one to use
C. what to use
D. how to use
解析:本题的含义是我买了一个mp4,但我不知道怎么样去使用它,所以才建议去看说明书,how to use it表示如何去使用它,与题意较符合,故选A。