A、for
B、in
C、to
D、at
第1题:
A.on
B.over
C.above
第2题:
Above-normal tides near the center of a hurricane maybe caused by the ______.
A.high barometric pressure
B.jet stream
C.storm surge
D.torrential rains
第3题:

第4题:
A.RCO1only.
B.DB01only.
C.DB02only.
D.DB01andDB02only.
E.DB01,DB02,andRC01.
第5题:
第6题: