has been waiting for hours和has waited for hours的区别?

Have been waiting for She has been waiting for you for two hours.这里为什么要用 has been ,特别是 has Thanks! has been waiting for hours和has waited for hours的区别? 请问He has been waiting for his brother for a long time.是什么时态,语法 翻译：He has been waiting for his brother for a long time. I've been waiting for have been waiting for someone It's the day beliebers have been waiting for.Justin Bieber has arrived in the valley. She`s a real __(fan) of herMaria has been waiting for you () twenty minutes someone has been waiting for you all along. 高手翻译下 has been waited 和has been waiting 有什么区别? 52.We ______ the bus for half an hour,but it ______ yetA.have waited,hasn't comeB.have been waiting,has been comeC.have been waited for,doesn't comeD.have been waiting for,hasn't come 用since、 for 填空、、英语题.he's been waiting for you _______two hoursMarie has been living here _____2010The baby has been sleeping______3:00amI've been staying in Hong Kong____two weeksJohn has been studying French_____he was twelveI slep I have been waiting for you Have been waiting for you online是什么意思 Have long been accustomed to waiting for I've Been Waiting For You 歌词 I've been always waiting for