Mr. Zhang makes ______ a point to keep up with the latest development in his field.
A. this
B. that
C. it
D. these
Swimmers are required ______ or make loud noises when they are in the swimming pool.
A. to not dive
B. to dive
C. not to dive
D. not diving
The new multipurpose gymnasium is reported to ______ within two years.
A. have completed
B. have been completed
C. having completed
D. having been completed
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