A．upB．underC．belowD．above
A. up
B. under
C. below
D. above
查看答案
The word "offset" in the 2nd paragraph could properly replaced by
A. set up
B. make up for
C. slip up
D. catch up with
A．WhenB．WhatC．ThatD．If
A. When
B. What
C. That
D. If
The paragraph following the last one in the passage will probably discuss______.
A. inventory
B. manufacturing support
C. physical distribution
D. procurement
On the trip up the mountain, the American team plans______.
A. to tell climbers not to leave waste materials
B. to make Everest even cleaner than it was
C. to take away all the trash they could find there
D. to collect and treat human waste before the ice melted
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