36. In Europe and America, what happens when some insect species become extinct?
(A) The insect decrease wreaks significant economic damage.
(B) With less biodiversity, the ecosystem continues with great difficulty.
(C) The environmental health remains intact.
(D) The sudden collapse of the ecosystem is expected.
答案:登入後查看
統計: A(21), B(107), C(165), D(97), E(0) #2002660
統計: A(21), B(107), C(165), D(97), E(0) #2002660
詳解 (共 4 筆)
#5408098
Where the evidence does show a collapse—in Europe and America—agricultural and rural ecosystems are holding up(正在維持).
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#6314406
為啥會選C?
intact是完好無損的意思,但題目有寫到less biodiversity than before,為什麼可以選C?????
ㅤㅤ
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