just now / however 怎么区分啊
right now / a moment later,ago / just now / however 怎么区分啊
just now (刚刚,刚才),a moment later(过了一会儿),ago(...时间以前),这几个短语通常要和过去时态连用. right now(马上,立刻),长和现在时,将来时连用. however(无论如何,不管怎样),用来引导让步状语从句.
right now 立即,此刻 a moment later 过了一会儿 ... ago (...之前) just now 刚才 however 1.然而 2.无论如何,不管多么(后接形容词或副词)
right now立刻 just now刚刚 a moment later过了一会儿 however无论如何,不管用什么办法
答:not now,not later,but soon. 不是现在,也不会更晚,而是不久.详情>>
答:详情>>