I was in barber's chair 为什么介词用in

I was in barber's chair 为什么介词用in -Where were you when the UFO arrived?-I was in the( )A.barber’s chair B.barber chairC.chair barder’s D.barber’s Jim was ___ at this time yesterday.at the barber in the barberat the barber's in barber's david was in the barber's when the UFO arrived.对in the barber's提问 I was in the barber's chair. barber意思是理发师.那这句话的翻译是：“我坐在理发师的椅子上.”吗? David was in the barber's chair when the UFO arrived 对in the barber's chair 提问 是in the barber's 还是at barber's in the barber与in the barber's用法区别 i was (in the barber's chair) when you left.对括号里的提问._ _ you when you left? I had my hair cut in a barber's shop.与I had my hair cut in a barber shop.一样吗 英语翻译1.My brother plays his CD too loud.2.What should i do?3.Why don't you talk to him about it?4.-What were you doing when the UFO arrived?-I was in the barber's chair.5.The barber was cutting my hair.6.While the alien was buying a souvenir,t I was__the barber's chair.A.to B.in C.at barber's ______Sarah was at the barber's,I was going to class.答案是while,为什么when不可以 Did you see the UFO?When it ____(landed,was landing),I was in the barber' shop!填那个, david was in the barber`s when the ufo arrived 对划线部分提问 ___ ___david when the ufo arrived? (3/4)e barber looked tiring in a chair.He thought the second barber was in the barber's shop还是in the barber shop,英语问题