two detectives carried it into the Customs House中得carried it该怎么读,读快了总感有点不顺

While two detectives were keeping guard at the door请问这里的guard at the door是固定搭配吗? often police detectives是什么意思 英语翻译1What was happening when two of the detectives opened the parcel?2What was happening when the plane arrived? While two detectives were keeping guard at the door.分析一下此句中keep的用法,guard在句中是动词吗? two detectives carried it into the Customs House中得carried it该怎么读,读快了总感有点不顺 When the plane arrived,some of the detectives were waiting inside the main building while others were waiting on the airfield.这里的While是什么意思?或者在句子中充当什么成分?While two detectives were keeping guard at the door,two o 翻译一下句子,快点谢谢诶Detectives were waiting at the airport all morning.They were expecting a valuable parcel of diamonds from South Africa.Two men took the parcel of the plane.Two detectives opened it.The parcel was full of stones and s 一个句子中有动词前面什么情况下要用be动词?例如下面的句子：while two detectives were keeping guard at the door.two other detectives opened the parcel,前面半句用了BE动词,与KEEP购进过去进行时,后面半句为什 求以下英语句子的成分分析,最好说出是什么种类和句型1.Two men took the parcel off the plane and carried it into the Customs House.2.While two detectives were keeping guard at the door,two others opened the parcel.3.To surprise,th Did the detectives save the diamonds? The plane was late and detectives were waiting at the airport ．”detectives”没加冠词?我在背课文名词detectives应加the ,为什么没加? The detectives went into the building and waited inside翻译 Detectives have spent several months ____ (收集)evidence. Did the detectives save the diamonds?为什么不用saved two two two 请问法语招聘广告中以下这个词组是什么意思?Possibilité d'évolution de carrière