题目内容
According to an old proverb, red sky at night often indicates fine weather the next day.
| A.a, a | B.a, the | C.a, 不填 | D.不填, the |
C
解析
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题目内容
According to an old proverb, red sky at night often indicates fine weather the next day.
| A.a, a | B.a, the | C.a, 不填 | D.不填, the |
C
解析