by now是连接词吗

2026-04-28

不是连接词是介词短语，通常作状语by now是现在完成时的标志，另外还有so far，till/until now,up to now。 都使⽤现在完成时。如:By now you will have guessed that Im back in Ireland.你现在应该已经猜出我回到了爱尔兰了。He would have been there by now if had not missed the train.如果不是误了⽕车的话他已经到达爱尔兰了类似的还有:even now即使如此,...