____nice time they are having!A.What B.What a C.How D.How a

问题描述:

____nice time they are having!A.What B.What a C.How D.How a

B
首先对名词感叹(time)用what,其次,当time前面有形容词是,是可数名词,如have a good time ,所以用B
they are having是time的定语.