David was in the barber's chair when the UFO arrived 对in the

David was in the barber's chair when the UFO arrived 对in the 1.David was in the barber`s when the UFO arrived(对in the bar david was in the barber's when the UFO arrived.对in the barbe david was in the barber`s when the ufo arrived 对划线部分提问 ___ _ i was (in the barber's chair) when you left. when the UFO arrived, I was in the library. 英语 急用!用when或while 填空1）＿＿i was sitting in the barber's chair 1.——I was sitting in the barber's chair,my mom phoned me at the barber`s是不是省略（shop）?那么in the barber`s chair中,barber·s -Where were you when the UFO arrived?-I was in the( ) in the barber与in the barber's用法区别 I was sleeping when the UFO arrived