【题目】Wei Hua was washing clothes last night. (对画线部分提问)
________ ________ Wei Hua ________ clothes?
【答案】When was washing
【解析】
句意“魏华昨晚在洗衣服。”画线部分是时间,对时间提问用when。故答案为When,was,washing。

【题目】Wei Hua was washing clothes last night. (对画线部分提问)
________ ________ Wei Hua ________ clothes?
【答案】When was washing
【解析】
句意“魏华昨晚在洗衣服。”画线部分是时间,对时间提问用when。故答案为When,was,washing。