It's interesting ________ in the river in summer. A. swim B. to swim C. swims D. swimming
2022-10-30 17:49:55 106次 2018年春七年级英语下册专题训练（人教版）：句型专训 单选题 反馈错误 加入收藏 正确率 : 100%
题目内容：
It's interesting ________ in the river in summer.
A. swim B. to swim
C. swims D. swimming
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