— What are the doing there?
— They are busy their science experiment.
A. Boys students; to do
B. Boy students; to do
C. Boys students; doing
D. Boy students; doing
— What are the doing there?— They are busy their science experiment.A. Boys students; to
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解决时间 2021-12-19 11:51
- 提问者网友：暮烟疏雨之际
- 2021-12-19 02:58
最佳答案
- 五星知识达人网友：渡鹤影
- 2021-12-19 04:38
A. Boys students; to doB. Boy students; to do C. Boys students; doing(答案→)D. Boy students; doing解析：考查名词复数和非谓语动词的用法。男学生的复数表示为boy students，固定结构“be busy doing sth”忙于做某事。
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- 1楼网友：思契十里
- 2021-12-19 05:03
这个解释是对的
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