【正文】
t play games before you finish your homework. I feel happy as soon as I see my good friend. When it gets dark, there are many bright lights on the streets in the city. 。ll wait for her until she es back. My father began to watch TV after he had supper. I was doing my homework while my mother was cooking. 4. You can39。 1. She es back. I39。 I was cooking ________ he ________ in. didn39。 I39。 It39。 The ring stopped ________ I could answer the phone. While was watching was doing when began before 4. 他昨晚完成工作才回家 。 ________ I ______ __________ TV, he ________ ________ his homework. 2. 開始下雨時 , 我正要出去 。t go to bed ________ her mother came home last night.【 高頻考點 】 A. as soon as B. if C. while D. until C D Ⅲ .