The maths problem is so hard,I really don't know ____.A.how to do_英语解答

The maths problem is so hard,I really don't know ____.A.how to do it B.how to do C.what to do

人气：265 ℃　时间：2019-09-18 01:23:23

解答

选A,大意是数学问题太难了,我真的不知道怎么做