考场机经 test33
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For each blank select one enty from the corresponding column of choices. Fill all blank in the way that best completes the text.
According to Dr. Edith Widder, measuring the level of pollutants in sediment provides a more accurate and robust indication of an estuary's health than does measuring the level of chemicals in the water, since pollution in water is (i)_____, but pollution in sediment is (ii)_____.
Blank(i)
(A) declining
(B) manageable
(C) transient
Blank(ii)
(A) significant
(B) persistent
(C) detectable
Select one entry from each column.
答案与解析
我的答案
1.未作答
正确答案
1.C，B
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