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-How do you study English?-I study English ---- talking with foreign students 选by in at 还是on为什么呀

题目详情
-How do you study English?-I study English ---- talking with foreign students 选by in at 还是on
为什么呀
▼优质解答
答案和解析
答:用 by
[解析] by + doing 表示“通过做……”,即方法.