I still remember ________ one occasion, we were sitting ________ the shade of a big tree playing and...
2022-10-08 19:33:15 39次 2017届河北定州中学高三上期周练英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
I still remember ________ one occasion, we were sitting ________ the shade of a big tree playing and chatting happily.
A．on; in B．at; under
C．in; under D．at; in
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