单项选择题

Satellite conmunications are so up-to-date that even when ______ in the middle of the Pacific, businessmen can contact their offices as if they were next door.

A．gliding
B．cruising
C．piloting
D．patrolling
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单项选择题
All the finished products are stored in a ______ of the delivery port and shipping is available at any time.
A．garage
B．cabinet
C．capsule
D．warehouse
单项选择题
A most ______ argument about who should go and fetch the bread from the kitchen was going on when I came in.
A．trivial
B．delicate
C．minor
D．miniature
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