单项选择题

The Department is the lead provider of essential______, with responsibility for transport, ports and marine, freight, information and communication technology, major development, energy and security.

A．equipment
B．facilities
C．infrastructure
D．installations
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单项选择题
To his cosmopolitan mind such deviations from the social ______ were no more than are the irregularities of vale and mountain-chain to the whole terrestrial curve.
A．norm
B．criterion
C．measure
D．standard
单项选择题
When moisture on the surface ______, it draws heat out of the land.
A．evaporates
B．dilutes
C．diffuses
D．dissipates
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