While there,he was asked to go with a special trade group from Korea to establish trade relations这是个什么句型?什么时态？

where there.after a while he let him out in a room where there was a great variety of things.where there 在一起,可以去掉一个吗? While he was e() While he was waiting for the bus, he was reading a newspaper.为什么用while引导 Long ago,there was a big cat in the house.He caught many mice while they were stealing food.翻译 翻译:Long ago,there was a big cat in the house.He caught many mice while they were stealing food. there was a time 后面加when还是while when 和while怎么区别使用1.whenever i wake him up he asks for his bill.while i bring it to him ,he pays it.while 变when2.people came to drink there when they were waitting for trains.when变while 3.suddenly while she found a man was nearing he while there was no____(convince）evidence,most people thought he murdered the young policeman Long ago,there was a big cat in the house.he caught many mice while they were stealing food翻译为? While there,he was asked to go with a special trade group from Korea to establish trade relations这是个什么句型?什么时态？ there was a loud noise outside________I was juat falling asleep.A while B when It was a sunny day.There were some ___in the blue sky.Tom felt a little____ and he bought an ice cream.Tom____it while he was crossing the road. while he was studing为什么要was ____ I was falling asleep,there was a loud knock on the door.(when/while) there was 什么 time 什么chinese used foreign oil A. a when B. a while C. / when D. / while he was sat there Was he there? he was borj there,