— You look tired.— Yes. I ___ non-stop until 8 o’clock this morning.
#102703
A
had worked
B
work
C
have worked
D
was working
推荐题目
 —Can I join the club, Dad?—You can when you _____ a bit older.
#101716
A
get
B
will get
C
are getting
D
will have got
 ---- Can I borrow your car?---- Sorry. My car __________ at the garage.
#100996
A
is being repaired
B
is repaired
C
will be repaired
D
has been repaired
I would have come sooner but I ________ that they were waiting. 
#104791
A
haven’t known
B
hadn’t known
C
don’t know
D
didn’t know