新概念三第二篇I've been coming up here night after新概念三第二篇I've been coming up here night after night for weeks now .中now怎么理解?

新概念三第二篇I've been coming up here night after新概念三第二篇I've been coming up here night after night for weeks now .中now怎么理解? 新概念3课文第二篇 I've been coming up here night after night for weeks now 这里的now何解 “到现在为止”还是指“目前”?如果不用不也一样吗 总觉的有点多余呢 新概念英语3第二课一句话i've been coming up here night after night for weeks now.now是干什么的? I've been expecting I've been cryin Ive been to I've been filming. I'm trying to repair the bell,' answered Bill.' I've been coming up here night after night for week新概念第三册,第二课 I've been coming up here night after night for weeks now. I have been coming up 用的是现在完成式吗?为什么不 I've been to me I've been waiting for i've been referred to I've Been Waiting 歌词 I'Ve Been Here 歌词 i've been ...是什么时态? I’ve been to the 请问i've been down 新概念第三册 第二课中的时态问题在新概念第三册 第二课中的‘I’m trying to repair the bell,’ answered bill.’ I’ve been coming up here night after night for weeks now. You see, I was hoping to give a surprise.’这句 英语翻译“I‘ve been studying history in China”那篇