-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
The old house used_________to_________. But now it can be _________ . 
#55981
A
to belong; hers; her son’s.
B
belonging; her ; her son’s.
C
to belong; her; her son’s.
D
belonging; her; her son.
 It’s a beautiful desk which was ____ wood.
#52932
A
made in
B
made of
C
made from
D
made into
My brother always ____ his lesson, so he is a top student.
#54113
A
works hard at
B
work hardly at
C
work hard at
D
works hardly at