南宁迪米亚国际幼儿园:Isn't it later than that?是什么意思?

Isn't it a beauty! Lovely day,isn't it?这句话怎么回答? Isn't it later than that?是什么意思? It isn't easy [ ] (be) a teen. 求say it isn't so的MV this site is stupid,isn't it? Dr:Mrs Hunter ...and Kelly,isn't it?为什么这里用的是"isn't it"而不是"aren't you" 改错;Today it is a great weather,isn't it? That's unfair for him,_____?A is it B isn't it Cis that D isn't that Why isn't you ?