He           to Dongying many times, so he knows every corner of it.
#42714
A
went
B
will go
C
has gone
D
has been
推荐题目
—Where are you going for your holiday?—Well, we _______ yet.
#42077
A
haven’t decided
B
hadn’t decided
C
don’t decide
D
didn’t decide
Have you finished you work  ? Yes, I have finished it  . I finished it    1 hour ago. 
#39927
A
already ,yet ,/
B
yet , already, /
C
yet ,yet, since
D
yet ,already, since