More and more carbon dioxide is being released into the air，________the more severe global warming effects.
#89528
A
contributed to
B
to contribute to
C
contributing to
D
to be contributed to
推荐题目
______the photos of the coastal city, I have no desire to visit it,it’s crowded all year.
#98901
A
To see
B
To have seen
C
Seeing
D
Having seen
________ thousands of Chinese students，Chuck has vast experience in the Chinese class.
#95700
A
Having taught
B
Taught
C
Teaching
D
To have taught
The old lady came in,____ herself with a walking stick.
#95595
A
raising
B
lifting
C
supporting
D
rising
Now that we've discussed our problem，are people happy with the decisions ________？
#88835
A
taking
B
take
C
taken
D
to take
Mr. Black decided to give up his farm and devoted all his time to_______those children living on the street.
#95461
A
help
B
being helped
C
be helping
D
helping