英语-He's already been sent for

英语-He's already been sent for he has already sent for和he has already been sent for 有区别么,后一 He has been to Beijing for 3 times He has died already He ha He's already left for Beijing.改为否定句 It's already been written. He 's already back , He's already been back from Australia, _____? _____.he is on 英语：He has already been warned of them.这里为什么要在warned前面加上been. 关于介词填空,1 a doctor has been sent -He's -the way here now.2 - 1、Although the talk had already been on for five minutes,he Has John come yet ,yes .He has already been here for 10 minu He has only been studying for a year,but already his English