The new technology, if       to rice growing, will help increase the grain output.
#88867
A
applying
B
applied
C
to apply
D
having applied
推荐题目
There are many other examples _______ the development of Chinese writing.
#98062
A
reflect
B
which reflecting
C
reflecting
D
reflected
While watching television,____. 
#92243
A
the doorbell rang
B
the doorbell rings
C
we heard the doorbell ring
D
we heard the doorbell rings
I don't remember___________ to the airport that year.
#98675
A
to be taken
B
being taken
C
having
D
to take
To fetch water before breakfast seemed to me a rule ________.
#89179
A
to never break
B
never to be broken
C
never to have broken
D
never to be breaking