问题
选择题
11. It is natural that____student doesn't know some answers to____questions raised by their teachers.
A.a;a
B.a;the
C.the;a
D.the; the
答案
答案:B
11. It is natural that____student doesn't know some answers to____questions raised by their teachers.
A.a;a
B.a;the
C.the;a
D.the; the
答案:B