i has been doing 还是i have been doing

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i has been doing 还是i have been doing

i have been doing
has 是第三人称单数用的,he or she

i have been doing

I have been doing

have
has 通常是用在第三人称单数,如:he / she

i has been doing 还是i have been doing —Has Tommy finished his homework yet?—I have no idea; he ---it this morning.A.was doing B.had been doing C.has done D.did 选A 还是B 是最好的答案 What has Jack been doing recently?-----I don't know,__care.A.nor I do.B.nor do I.C.neither am I.D.neither I am —What has Tom been doing recently?—I don't know ,_____careA.nor do I B.nor I do C.neither am I D.neither I am has been doing 的用法看到一句话:it has been a favorite magazine sinc i was a child.has been 后面接了名词,这是属于什么时态的用法呢?是have been doing I know this has been hard.has been 是什么语法? when i do还是when i doing have/has been doing否定形式是“They don't have been seeing each other these days.”是“They haven't been seeing each other these days.”Have you been learning English for ten years?是 No,I have't.还是 No,I don't.是 It is necessary of us I have been like flowers wither has. Feeling has been wrong,I can not ----Has Tom finished his home work yet?----I have no idea;he[ ] it this morning.A.was doing B.had been doing C.had done D.did --has jack finished his homework yet?--i've no idea,but he___it this morning A.was doingB.had been doing C.has done D.did Where is Peter I don't know where he has ____ gone还是been ,请详解, Celia asks,What have you been doing these days?Celia asks () I () been doing those days. 是 I have been closed the door for 5 hours.还是 The door has been closed for 5 hours. 英语翻译Hello Vera,I trust you and your father are doing well.It has been a long time since I have been able to write you.I have been doing bible studies,writing essays and taking tests.I have also been preaching God's word in Churches in the US. —What has Tom been doing recently?—I don't know ,_____careA.nor do I B.nor I do C.neither am I D.neither I amA和C有什么区别,为什么不选C, I remember that I have loved you ,,,Has been .