单项选择题

It is of the utmost importance that you ______ here on time.

A．be
B．shall be
C．are to be
D．must be
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单项选择题
The gloves were really too small, and it was only by ______ them that I managed to get them on.
A．spreading
B．extending
C．squeezing
D．stretching
单项选择题
Liquids are like solids ______ they have a definite volume.
A．with that
B．for that
C．in that
D．at that
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