请在 下方输入 要搜索的题目:

选出下面句子的正确语调。While you were writing letters, I was reading a book. ( )


A、risingtone
B、fallingtone

发布时间:2026-02-11 14:04:22
推荐参考答案 ( 由 题搜搜 官方老师解答 )
答案:rising tone
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