What will people die of in 100 years? If you think that is a simple question, you ______ attention to the revolution taking place in biotechnology.
#100802
A
have not been paying
B
had not been paying
C
were not paying
D
will not be paying
推荐题目
—When did you come back? —Half an hour ago. You ____ to music.
#100901
A
have been listening
B
were listening
C
had listened
D
listened
How I wish I ___________ you ___________ there, too yesterday!
#103410
A
knew; were
B
had known; were
C
knew; had been
D
had known; had been
Good use___ the natural resources to improve people’s life in this area．
#103045
A
has been made of
B
has made of
C
has made
D
has been made
-Car 17 won the race.- Yes ,but its driver came close to ________.
#103767
A
having been killed
B
have been killed
C
be killed
D
being killed
Now then, children, it's time you_____________.
#104810
A
washed and dressed
B
are washed and dressed
C
will wash and dress
D
were washed and dressed