—Excuse me, is Mr Green in the office?—No. He          Singapore for a meeting. He will be back in a few days.
#58334
A
have gone to
B
has gone to
C
have been to
D
has been to
推荐题目
You must be tired now. Why not stop ________ a rest?
#54187
A
to have
B
having
C
have
D
has
If you don’t know how to read new words, ____ them____ in a dictionary. 
#58796
A
look, for
B
look, after
C
look, at
D
look, up
She often _______ a white hat.
#59310
A
wears
B
puts on
C
in
D
with
Linda _____ many places of interest in China, and she still wants to go to more places.
#55037
A
has been to
B
has been in
C
has gone to
D
has gone in