请问此题为什么选A,选D应该也可以啊,-How many students are there in your school?-____t
请问此题为什么选A，选D应该也可以啊，
-How many students are there in your school?
-____the students in our school _____ over two thousand.
A.The number of,is B.The number of,are
C.A number of,is D.A number of,are