-Let's go to Hainan on vacation. -Oh, no. I have         to Hainan several times.
#53165
A
got
B
come
C
been
D
gone
推荐题目
You must remember _______ the window before you leave.
#52102
A
closing
B
close
C
to close
D
closes
You’d better            English       .
#56757
A
practice speaking; as much as possible
B
practicing speaking; as often as possible
C
practice speaking; as good as possible
D
practice speak; as possible as you can
Trainers are comfortable __________.
#58737
A
wear
B
wore
C
wearing
D
to wear