They will be back ___________ A.for an hour B.after an hour C.an hour ago D.in an hiur应选哪个为什么?

they will be back in two weeks 对划线部分提问 __ __they be back?——————划线部分是 in two　weeks It will not be long keore they come back. when do you think they will be back 对还是 do you think when they will be back对 I f everything __ __ __ the plan,(一切按计划进行),I will be back before the dark they will be back (in 30 minutes).对括号部分提问 （ ） （ ） （ ）they be back? “I will be back! WE WILL BE BACK We will be back! I think he will be back_ in an hour _对划线部分提问 __ __ you think he will be back -----When will they be back?-----They （ ）back until the work（ ）finished.A.aren`t,is B.won`t be,will be C.aren`t,will be D.won`t be,is哪个?为啥哩?要详解, I will be back,We will be back i will be back soon i will be coming back I will be back,from The astronauts _____(go) to the space station .They will be back next week. they will be back in three days.对划线部分提问划线部分 in three days “If two people mean to be together,eventually they will find their way back They will be back at 5:00 p.m.改疑问句