I won’t tell the student the answer to the math problem until he ____on it for more than an hour.
#99288
A
has been working
B
will have worked
C
will have been working
D
had worked
推荐题目
Some policemen were sent there to ________ the villagers ________ the trees.
#99026
A
keep; cutting down
B
prevent; cutting down
C
prevent; to cut up
D
stop; to cut up
On Monday mornings it usually ________ me an hour to drive to work although the actual distance is only 20 miles.
#99206
A
takes
B
is taking
C
took
D
will take
－Can you pick me up after work? My car ______.－With pleasure.
#101943
A
is going to be repaired
B
has repaired
C
is being repaired
D
is repaired
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 world.
#104177
A
was playing
B
was to play
C
had played
D
played
The car ____ at the present speed until it reaches the foot of the mountain at about nine o’clock tonight.
#104304
A
went
B
is going
C
goes
D
will be going