______ by a greater demand for vegetables,farmers have built more green houses.
#97882
A
Driven
B
Being driven
C
To drive
D
Having driven
推荐题目
_______our English teacher,our English has been greatly improved.
#96825
A
Thanks to
B
Thank for
C
But for
D
Except for
        is easier than doing.
#95313
A
Talking
B
To talk
C
Talk
D
Talked
Some 200 people were reported ______ in the earthquake which happened in Sichuan last month.
#91503
A
were killed
B
to be killed
C
killing
D
to have been killed