A recent study has come up with unexpected conclusion that Africa elephants should be di

发布时间:2020-08-17 03:46:46

A recent study has e up with      unexpected conclusion that      Africa elephants should be divided into two different species.
A. a, the
B. an, the
C. an, an
D. the, the

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A. a, the
(答案→)B. an, the
C. an, an
D. the, the
解析:考察冠词。本题第一空后的名词conclusion结论,是一个可数名词。故使用an泛指一个没有预料到的结论。第二空特指非洲大象,故使用the;句意:最近的一项研究出现了一个没有预料到的结论,非洲大象应该被分成两个不同的类别。故B正确。
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