单项选择题
Nice day,（）? Yes, it is.
A.is it B.isn't it C.what's it D.isn't that
单项选择题 Never get off the bus（）it has stopped.
单项选择题 Never before（）see such a terrible car accident on the road!
单项选择题 Neither John（）his father was able to wake up early enough to catch the morning train
