—Excuse me, where is Mr Brown’s office?—Sorry, I don’t know. I ______ here for only a few days.
#42307
A
work
B
worked
C
have worked
D
will work
推荐题目
John ________ to Japan on business. He’ll be back ________ a few days.
#39675
A
goes; in
B
went; after
C
has gone; in
D
go; after
The boy fell asleep where he ______,without undressing. 
#63710
A
was laying
B
was lying
C
had laid
D
had lied
They ______ Hong Kong twice.
#41936
A
have gone to
B
have been to
C
have been in
D
have gone in