第1个回答 2014-01-28
at once,right away,right now马上
at present,at the moment现在
just now,a while back,a moment ago刚才
用法简单来说都可以放句末。本回答被网友采纳
第2个回答 2014-01-28
马上:immediately, right away, at once, straight away, at the drop of a hat
现在:now, at present, today, nowadays, at the moment, current
刚才:just now, a moment ago