you have just been saved from a terrible earthquake and you worry about your family 这是什么时态

-Did you work out the problem?yes,I --to the teacher’s为什么have just been,不能 have just come have you just been to the cinema?中的to s 是不是一起作为介宾短语 I have just been watching you with the telescope I have just been watching you by the telescopeI have just been watching you through the telescope哪一个对 Did you work out the problem? yes,I have just been to the teacher’s什么意思 Where have you been （用 just now 改写句子） Where have you been 用 just now改写句子 Have you just been to the cinema?改一般将来时疑问句 Have you been fooled by an april fool?Just kidding I have just been accustomed li hua's new works have just been published .为什么用have而不用has 大家帮我看几道英语语法题需要正确率谢谢Alice:Nancy,have you heard?My sister's company _______ her a big promotion!Now she's a vice president!had just givenhas just givenhas just been givinghad just been givingNancy:That's great.She 有半句话不太明白so the courses are OK as much,it's just that had it been left to you ,you would have chosen a different one.这里的it's just that had it been left to you 中的had 怎么提前了 还有been left to you 是什么用法 it's a nice car.----have you been in it?just to ShanghaiA.how much B.how long C.how soon D.how far did you woke out the problem ,jane?yes ,of coursei have just ——to the teacher 's officeA.been B .got C .come D .gone请解析 -What's the matter with you?you look sad.-Oh,as a matter of fact,I _of my friends back home.答案是was just thinking.为什么不能选have just been thinking? 填空,补全对话 A:Have you ever been to the U.S.A.、填空,补全对话A:Have you ever been to the U.S.A.B:Yes,.I have just come back ( ) CaliforniaA：Really Did you have any trouble（）with Americans B:Yes .I () many mistakes .I sometimes co how you have been affected by the university's decision? you.have.just.deaten.