i have called you just和 icalled you just now的差别 真的很需要理解到.希望是专业老师解答

I have just called you.这句话跟I called you just now 有什么区别? I have just called you ,but you werent t When you called me this morning ,I happened to have If I (have)_your phone number,I would have called you yesterday evening i don't have access to a computer.i wouldn't have called you if i had!请帮翻译! I called you yesterday,but no one answered.( I called you because I'll have a party括号里填什么 Several women married.Do you have?I want to know what country are you from?I called at you? When you called me this morning ,I happened -------a meeting Ato be having B.to have hello kangkang i have called you,yesterday,but you weren't in ,where have you been?i have ___ a shopping center. I called you just now,but you werent not inSorry,I( )the reading roomA.was in B.have gone to I called you just now,but you werent not inSorry,I( )the reading roomA.was in B.have gone to I called you just now,but nobody answered.Where _____?A.were you B.have you been选什么?为什么? I called you just now,but nobody answered,where___A were you B have you gone选哪个啊 I called you just now,but nobody answered.Where_?-I was out with my mather.were you B,have you been C,have you gone Oh dear!have you called the police? should not have called you cheeky I have got called friend a --I called you just now.But nobody  answered.  Where_________ A.were you B.are you C.have you gone D.have you been