he may have telephoned last night,but i'm not sure.may的过去式不是might

he may have telephoned last night,but i'm not sure.may的过去式不是might he left yesterday,so he ()in beijing .A.may arrive B.may have arrived C.must arrive D.arrived he may have gone home他大约是回家了这里的have不要可以吗? 请问英文高手,why is he late ,he may be busy .和why was he late,he may have been busy 翻译区别. 虚拟He _____ you more help,even though he was very busy.A.might have givenB.might giveC.may have givenD.may give He may have been busy和He might be busy请问它们的区别?may have been 和might be的区别?请问? perhaps与may的用法perhaps he telephoned last night,but i am not sure.=he may have telephoned last night,but i am not sure.我想问perhaps里没有have 为什么may 里要加have. He may have been reading.为什么有been又有 reading? He may have to take part of the afternoon off.麻烦翻译下,翻译的好点啊~! He _you some money,even though he was a poor guy.A.may give B.migt give cC.may have given May I have some look,May,have,I, may i have your May I have alook? May I have your may have是什么结构? hello ,may l have an appiontment with the doctora.sorry he is busy at the moment b.certainly.may l have your name 选哪个?为什么? (1/2)When may a man be said to have breakfast before he gets up?when he