题目内容
While income worry is _______ rather common problem of the aged, loneliness is another problem that ________ aged parents may face.
| A.a; 不填 | B.the; 不填 | C.a; the | D.the; the |
A
考察冠词的用法。不定冠词和another才能对应,表示泛指,所以第一空不用冠词;parents复数表泛指,所以其前不用冠词。
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