题目内容
【题目】—I called you at 8:00 yesterday evening, but no one answered.
—Sorry. I________ clothes for my parents at that time.
A. wash B. washed C. am washing D. was washing
【答案】D
【解析】句意:--- 昨晚我在8点给你打电话了,但是没人接。--- 对不起,在那时我正在给我父母洗衣服。根据句意,结合at that time,在那时,可知句子谓语动词使用过去进行时态。故答案为:D.
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