He demands that she __________ her own records.
A. keep
B. keeps
C. has kept
D. is keeping
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It is no use __________ to remember only grammar rules.
A. trying
B. try
C. to try
D. tried
__________ wrong data, he failed to work out the problem.
A. To be given
Being given
C. Have given
D. Having been given
Large quantities of water__________ needed for cooling purposes.
A. are
B. is
C. have
D. has
All students are required to translate this poem __________ English into Chinese
A. with
B. from
C. on
D. for