Question

【题目】—What were you doing at 8:00 last Sunday?

—I _____ rubbish with my classmates by Zijiang River

A. picked up B. am picking up C. was picking up D. pick up

Answer 1

【答案】C

【解析】句意：——上周日8点你正在干什么？——我正和我的同学们在资江边捡垃圾。根据问句可知回答应使用过去进行时。故答案为：C。