The government has taken measures air quality.
#95080
A
to improve
B
improved
C
being improved
D
to be improved
推荐题目
________ and short of breath, Andy and Ruby were the first to reach the top of Mount Tai.
#98405
A
To be tried
B
Tired
C
Tiring
D
Being tired
by the loss of such a valuable jewel,Rachel’s mother hires the famous detective Sergeant Cuff to investigate the theft.
#97793
A
Troubling
B
To trouble
C
To troubled
D
Troubled
necessary experience for my future career, I take an active part in social activities in college.
#89258
A
To gain
B
Gain
C
Gaining
D
Having gained
It was dark, but I could see a man on the floor, with a rope.
#90538
A
lie, tie up
B
lay, tied up
C
lying, tied up
D
lying, tying up
---I’m tired.Shall we find a chair ___ in the park? ----Good idea!
#98112
A
to sit
B
to sit on
C
sitting
D
sit on