水流的方向和鳃小片中血流方向一致。
A. 对
B. 错
Which place was not influenced by the snowstorm?[音频]
A. Maryland.
B. California.
C. New York, New Jersey.
D. Pennsylvania.
What disasters did the snowstorm bring?
A. Billions of people died.
B. A few people had the power knocked out.
C. Flights were canceled with airports closed.
D. The tree weighed too much to crash.
When did the big snowstorm happen?
A. In October.
B. In January.
C. In late winter.
D. In November.
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