—How many      teachers are there in your school?

—       them      over two hundred.

A. woman; The number of; is               B. women; The number of; is

C. woman; A number of; is                 D. women; A number of; are

—How many teachers are there in your school?

—About two _________.

A. hundred of          B. hundreds of  C. hundreds                D. hundred

---How many teachers are there in your school?

         ---I’m not sure about it. Maybe   .

         A. hundred    B. hundreds   C. hundreds of   D. one hundred

—How many     teachers are there in your school?

?—      them     over two hundred.

?

—How many teachers are there in your school?
—About two _________.