题目内容
There is _________"o" and _________ "1" in the word "bowl".| A.a; a | B.a; an | C.an; a | D.an; an |
D解析:
略
略
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题目内容
There is _________"o" and _________ "1" in the word "bowl".| A.a; a | B.a; an | C.an; a | D.an; an |