how come he has asked us to spend all this money and not them 翻译 还有 疑问词为什么不能用why

l want to know how long_______A.has he been backB.has he come backC.he has been backD.he has come b为什么 —How long has the foreigner _C__ here?—He has ____ here for several hours.A arrived,come B come,got C stayed,been D got,been how many does he has? To my s________,he has come back. Has he come back?对么?不用came? “how soon will he come back ” 和“How soon he will come back?”的区别 If he has time,he can come tomorrow.找出错误 if he has time,he must come改错 He has tauhgt here since he come here 对since he come here 提问 He has just come back.现在完成时.He has just come back.为什么不是用came?has/have+动词过去式? how come he has asked us to spend all this money and not them 翻译 还有 疑问词为什么不能用why 为什么是How long has he been there 而不是How long has he gone there I want to know how long () A.has he been back B.has he been back C.he has been back该选哪个?不好意思，输错了。B答案是has he come back参考答案是A 但我觉得是C 请问到底该选什么呢？ 英语时态.he has come here several times.为啥不对? He has h_____ that Miss White will come back he has not come back 反意疑问句是什么 He has not come back__he left.中间填什么 How come!