the teachers is about 300 in our school and it is being .
A. The number of, more and more
B. The number of, bigger and bigger
C. A number of, more and more
D. A number of, bigger and bigger
网友回答
A. The number of, more and more
(答案→)B. The number of, bigger and bigger
C. A number of, more and more
D. A number of, bigger and bigger
解析：本题的含义是在学校里有300多的老师，老师的数量越来越多。the number of表示……的数量，而a number of表示许多的意思，前者做主语是谓语动词要用单数形式，后者做主语是谓语动词要用复数形式，数量的多少常用big和small来修饰，故本题选B。