Before the police officer got there,the thieves____(逃跑）为什么不用过去完成时

Before the police arrived,the alien left the shop and then visited the Musrum of Flight The man had robbed the bank and got away with a lot of money before the police came翻译汉语 21.The police had to __________ to save the child before the fire got out of control.A.come toB.spring upC.get away D.break in 大家帮忙做个英语单选题 在解释下为什么( )the survivors in the traffic accident appreciated the police before they left for their homes.A.the most B.most c.a most of d.a mojority of Before the police arrived,the alien left the shop.(为什么选择arrived而不用reach） Before the police arrived,the alien left the shop ,句中能用when或after代替before吗,为什么? an inquiry into the conduct of the police This was the _____ of the police office Before the police officer got there,the thieves____(逃跑）为什么不用过去完成时 l reported the__(thief) of my wallet to the police help arrived in the shape of police officer是什么意思? I was afraid of talking with the police 紧急! before the s____ of the n___ week 英语阅读文片段求翻译!急~原文：WASHINGTON,April 17--The police Tuesday identified the suspect of the Virginia Tech shooting as Cho Seung-Hui,a nation of South Korea,who killed 32 people before taking his own life Monday.重点是before t THE SECRETARIAT OF THE DIRECTOR OF THE NATIONAL POLICE AGENCY这段怎么翻译? 27.The police caught him over the wall of the factory.27.The police caught him () over the wall of the factory.A.climbsB.climbC.climbedD.climbing The police are trying hard to look for the (o ) of the car.The police are trying hard to look for the (o ) of the car. tell the police the