Some dogs were used in sports and police work;______ were tr

Some dogs were used in sports and police work;______ were tr 选择题39）An ambulance and some police cars were waiting in fron Some people were telling the police what ______(happen) to t After years’ training,the dogs were made completely used ___ the police in the big city were "The police were sent for ." 的同义改写是 "Some people called in t They were talking to some police o____ in the park at that t some animals were ( )in the day time and ( )at night 31.There ______ some houses near the river.A.were used to be 英语翻译1.Reagents:The chemicals used in this work were,ammonium Some boys like to fight and they were used the computer to p John ______(and/with) Mary were (in/at) home yesterday.