A board ____ by the side of the well on which these words ____ “Don't forget the digger when you fetch water from the well.”

1. A.
   set up; wrote
2. B.
   put up; wrote
3. C.
   was put up; is written
4. D.
   was set up; were written

A board ____ by the side of the well on which these words ____ “Don't forget the digger when you fetch water from the well.”

[　　]

A．set up; wrote

B．put up; wrote

C．was put up; is written

D．was set up; were written

A board ____ by the side of the well on which these words ____ “Don't forget the digger when you fetch water from the well.”

[　　]

A．set up; wrote

B．put up; wrote

C．was put up; is written

D．was set up; were written