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【单选题】
急性肺水肿可见A.
鲜红血丝痰
B.
粉红色泡沫样痰
C.
铁锈色痰
D.
棕褐色痰
E.
黑色痰
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举一反三
【简答题】It depends whether it is going to rain.
【单选题】Global warming is a big _______ for all and it’s important to raise awareness about climate change.
A.
reward
B.
concern
C.
evolution
D.
boom
【单选题】You______the flowers, for it is going to rain.
A.
watered
B.
would have watered
C.
needn't have watered
D.
needed to water
【单选题】Why global warming is a big threat for human?
A.
Longer day time
B.
More ultraviolet
C.
Colder winter
D.
Sea level rising
【单选题】Please lock the door;______, bring the umbrella to me. It looks as if it is going to rain.
A.
as a result
B.
in return
C.
in addition
D.
as well
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