-What's up? You look worried.Well,I_____on the problem for 5 hours but I haven't got a single clue.
#100541
A
have worked
B
worked
C
will work
D
have been working
推荐题目
No decision about any future appointment until all the candidates have been interviewed.
#104867
A
will be made
B
is made
C
is being made
D
has been made
By the time she ________ tomorrow, the work ________.
#103599
A
arrives ; will be finished
B
arrives ; will have been finished
C
will arrive ; will have been finished
D
arrives ; will have finished
The basketball coach，as well as his team，________ interviewed shortly after the match for their outstanding performance. (2012·陕西，12)
#99400
A
were
B
was
C
is
D
are
If David his legs in the last training, he would join in the coming World Cup, which he has been longing to compete in.
#103753
A
didn’t hurt
B
hadn’t been hurt
C
wasn’t hurt
D
hadn’t hurt
The novels written by the author sell best, but five years ago no one could have imagined how great a role he _____in the literary (文学的) world.
#104628
A
was playing
B
was to play
C
had played
D
played