It is in that primary school _____ Mary once studied for six years _____ she will build a library.

A. where; when     B. that; that                   C. that; when         D. where; that     

It is in that primary school ________ Mary once studied for six years that she will build a library，________ delights all the students and teachers in the school.

It is in that primary school ________ Mary once studied for six years that she will build a library，________ delights all the students and teachers in the school.

A．where；that                           B．that；that

C．that；which                           D．where；which

It is in that primary school ________ Mary once studied for six years that she will build a library，________ delights all the students and teachers in the school.

1. A.
   where；that
2. B.
   that；that
3. C.
   that；which
4. D.
   where；which