题目内容
从所给的四个选项中选择最佳答案
He came into the room, ______ a song happily.
[
]A
.singing B.sang C.and singing D.to sing
答案:A
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题目内容
从所给的四个选项中选择最佳答案
He came into the room, ______ a song happily.
[
]A
.singing B.sang C.and singing D.to sing