本册一般过去时与过去进行时规则归纳 — 英语词汇题
题目
用所给动词的适当形式填空（一般过去时或过去进行时）：1. While my mother ____(cook) dinner, the phone ____(ring). 2. Last night, I ____ (do) my homework when my best friend ____ (invite) me to his birthday party. 3. What ____ you ____ (do) at eight o'clock yesterday morning? I ____ (clean) my room.