They arrived long before the Europeans.这里arrived为何不用had arrived 不是在Europeans arrived之前吗?

They arrived long before the Europeans.这里arrived为何不用had arrived 不是在Europeans arrived之前吗? They _____ long 填“be”还是“move” How__staying?A:long they will be B:long will they be 选哪个?有什么区别? THEY LONG TO BE CLOSE TO 怎么理解 It will not be long keore they come back. How( )staying?For five days.为什么不填long they will be,而是要填long will they be? How( )staying?For five days.为什么不填long they will be,而是要填long will they be? how long (will they be)staying?为什么不是(they will be) He arrived home after the long journey ,________.A.tired B.being tired C.to be tired D.tiring I arrived home long before you. They all seemed___tired after the long journy.A.to be B.being C.was D.Be will后面不是要接动词原形吗?为什么How long will they be staying?是对的.How long they will be staying 是错的 be young be long 13.they started off at about 5 o'clock in the morning.they should there by now .a:arrive b:havebeen arriving c:have arrived d:be arriving They ___ home very late.A.arrived B.arrived at C.arrived in D.got to they arrived at last 用英文解释 Finally,they arrived at their home. When they arrived,the meeting _____(begin)