下列词语中划线的字，每组读音都相同的是：

A．①憎恶增添②襁褓自强不息

B．①拮据诘难②素材追本溯源

C．①暂时栈桥②阴晦谆谆教诲

D．①振作赈灾②模式装模作样

—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