_______to improve the students’sight, the eye exercises are done in schools nationwide.
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A
Being designed
B
To design
C
Designing
D
Designed
推荐题目
The house ______as a reading room is under construction.
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A
used
B
being used
C
having been used
D
to be used
around the fire, the tourists danced with the local people.
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A
Gather
B
To gather
C
Gathering
D
To be gathering
______ a good result，the professor decided to do the experiment once more．
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A
Not getting
B
Getting not
C
Not having got
D
Having not got
Sleep is important, and ______trouble having a good night’s rest can be very annoying.
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A
having
B
have
C
had
D
have had
----- Do you have clothes ______? I’ll wash them for you. ------No, thank you. I will wash them myself.
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A
to be washed
B
to wash
C
washing
D
being washed