They are Customs officers中的Customs,为什么开头要大写?

They are Customs officers中的Customs,为什么开头要大写? I think they are customs officers.改为否定句是什么 They are off to a great start. 翻译They are walking off the road. off 的用法they are off to a great start. Customs are social habits Customs are social habits.They have been handed down through generations among social groups,social classes,etc.Customs can be described as ways of doing things.They are particularly(特别) strong in social practices on the your shipment produce duties from customs ,they are three hundred yuan.语法错了吗 they are Customs officer.就划线部分提问.划线部分为海关官员 英语翻译The goods,documents everything arrives and now we are at the customs.They want the poriginal CE certificates.Our customs are very strict so pls send me. Customs Officers are quite tolerant these days.They are____A.tolerable B.placid C.easy-going D.negligent they are taking off from a space station是什么意思 customs customs Only when the customs barriers __________ can we enjoy free trade and stage an economic take-off.are abolished have abolished will be abolished will abolish They are off to a great start.What does off mean here? CY Close Time 跟Customs Cut Off 有什么不同? CY Close Time 跟Customs Cut Off 有什么不同? 改错：1.a lot of deers are eating grass on the hill.2.many old customs are gradually dying away...改错：1.a lot of deers are eating grass on the hill.2.many old customs are gradually dying away.3.you are responsible for giving off and collectin