While he was waiting for the bus, he was reading a newspaper.为什么用while引导

While he was waiting for the bus, he was reading a newspaper.为什么用while引导 While she was waiting,her phone rang While he was waiting for the bus,he was reading a newspaper.为什么由while引导,放于句首,可以放于句中吗? While he was e() While she was waiting,her phone rang.翻译 while he was studing为什么要was Once Einstein was waiting for one of his friends.While he was waiting,he became in deep _.It began to rain.The rain kept on for some time.When he ____ out a piece of paper form hia pocket to write something down,the paper was ____ and then he knew th it was waiting for Tom_he was doing homework用since 还是while 答案是since, 初二英语（短文填空,一空一词）Once Einstein was waiting for one of his friends.While he was waiting,he became in deep _____.It began to rain.The rain kept on for some time.When he ______out a piece of paper from his pocket to write somet 英语翻译While waiting for a bus to the office where he was supposed to be interviewed,he saw an elderly man wildly kicking the tyre of his car.1、请解释be supposed to 2、请标准翻译这个句子, He was listening to music while he was playing computer games.(while改成动名词作状语.). While I ( ) the bus,it started to rain.A.was waiting for B.waited for C.am waiting for I was waiting until he came back 怎么翻译? He was watching TV while his wife was washing dishes. While he was _____ hair,he called me. --that did mr wang ask?--he asked______for the busAif i was waiting Bwas i waiting Cwhether you are waiting Di was waiting 继续 She said,I read the bokk while I was waiting for a bus. While i was waiting to enter university,i saw in a newspaper a teachini job