问题
选择题
_____quite common for people to believe that more and more teenagers have become addicted to on line games.
A.As is
B.That is
C.It is
D.What is
答案
答案:C
_____quite common for people to believe that more and more teenagers have become addicted to on line games.
A.As is
B.That is
C.It is
D.What is
答案:C