30.Which of the following has led to the biggest loss of the coral cover?
A.Coral bleaching.
B.Increased storms.
C.Rising ocean temperatures.
D.Outbreaks of coral-eating starfish.
解析:细节理解题。由第四段“Storm damage caused nearly half of the coral losses.”可知B正确。
答案:B
31.What can we do to prevent further coral decline of the Great Barrier Reef according to the article?
a.Improve water quality.
b.Reduce global carbon dioxide emissions.
c.Disrupt the coral-eating starfish’s ability to build structures.
d.Control the population of the crown-of-thorns starfish.
e.Make ocean absorb more carbon dioxide from the air.
A.a,b,c
B.a,b,d
C.a,c,e
D.b,d,e
解析:推理判断题。由最后一段提到的“...we can achieve better water quality;we can tackle the challenge of crown-of-thorns”以及“...its future also lies with the global response to reducing carbon dioxide emissions(排放)”可知推知B项为正确答案。
答案:B
D
Deal with loss
My little brother,Ty,and I were close growing up.We bickered (斗嘴) over stupid stuff but we told each other everything.Or so I thought.
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