low-level clouds tend to warm the ocean.
more cloud cover means a warmer world.
the warming of ocean is a threat to the low-level clouds.
the Pacific Ocean has more low-level clouds than before.
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Steam smoke will occur when ______.
A.extremely cold air from shore passes over warmer water
B.warm dry air from shore passes over cooler water
C.cold ocean water evaporates into warm air
D.cool rain passes through a warm air mass
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第8题:
A sufficient amount of chain must be veered when anchoring a vessel to ensure ______.
A.the vessel has enough room to swing while at anchor
B.the anchor flukes bite into the ocean bottom
C.there is a sufficient scope of chain to keep the anchor on the bottom
D.there is more chain out than there is in the chain locker
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