but yet while however 区别

问题描述:

but yet while however 区别

but而是;但是Not one,but two!不是一,而是二!尽管…还是tired but happy 尽管累却很快活可是;然而I was going to write,but I lost your address.我本来要写信的,可是把你的地址弄丢了.yet(用于疑问句和否定句)还,...