题目内容
() 15. you busy yesterday morning?
A. Did B. Do C. Are D. Were
15. D
15. D be busy意为“忙碌”;本句为一般过去时,所以 be动词用were。
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题目内容
() 15. you busy yesterday morning?
A. Did B. Do C. Are D. Were
15. D be busy意为“忙碌”;本句为一般过去时,所以 be动词用were。