Mr. Smith has bought a new house in the country, around ____ some green trees.

     A. which is      B. it is      C. which are      D. them are

Mr Smith has bought a new house in the country, around_______some green trees.

A. which is　　 B. it is　　　　 C. which are　　　　 D. them are

Mr. Smith has bought a new house in the country, around _____ some green trees.

1. A.
   which is
2. B.
   it is
3. C.
   which are
4. D.
   them are