Look! There are some birds _______ in the sky. They are very beautiful. A.to fly B.fly C.flying D.fl...
2022-06-05 13:13:06 170次 山东烟台市芝罘区2019-2020学年八年级下学期期中英语试卷 单选题 反馈错误 加入收藏 正确率 : 100%
题目内容：
Look! There are some birds _______ in the sky. They are very beautiful.
A.to fly B.fly C.flying D.flown
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