单项选择题

A．tries to cover
B．manages to cover
C．fails to cover
D．succeeds in
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单项选择题
A．to giveB．givingC．givenD．being given
A．to give
B．giving
C．given
D．being given
单项选择题
A．measuresB．measureC．Is measuredD．was measured
A．measures
B．measure
C．Is measured
D．was measured
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