_______ Tom is supposed to make an appointment with the dentist, he says he is too busy. ( 章节：1 难度：3)_做题室

单项选择题_______ Tom is supposed to make an appointment with the dentist, he says he is too busy. ( 章节：1 难度：3): A、However; B、Whoever; C、Whenever; D、Whatever

正确答案：C
答案解析：
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