The boy’s dream was to have his own laboratory ________ to try out some of his own ideas. A. from wh...
2022-10-23 02:07:07 72次 2016届黑龙江哈尔滨第六中学高三上期末英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
The boy’s dream was to have his own laboratory ________ to try out some of his own ideas.
A. from which B. in which
C. by which D. at which
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