i am sure you will be able to work out the answer__this math problem by yourself.a,of.b,for.c,to.d,about
问题描述:
i am sure you will be able to work out the answer__this math problem by yourself.
a,of.b,for.c,to.d,about
答
a.
答
C. to
answer to sth
答
a,of
答
C answer to +名词 表示····的答案