—I called you at 4∶00 yesterday afternoon. But there was Wap版

试题详情及答案解析: —I called you at 4∶00 yesterday afternoon. But there was no answer. Wherewere you?
—I in the supermarket.
A、am shopping
B、do shopping
C、was shopping; 答案：C; 试题分析：句意：昨天下午四点我给你打电话了。但是没人接。你在哪里？我在超市买东西。据上文，句子要用过去进行时态，故选C。
考点：考查过去进行时态。