They first reach an agreement on the basic principle, the details____later

They first reach an agreement on the basic principle, the details____later

1. A.
   toworkitout
2. B.
   havingbeenworkedout
3. C.
   tobeworkedout
4. D.
   beingworkedout

They first reach an agreement on the basic principle, the details____later

A. to work it out               B. having been worked out 

C. to be worked out             D. being worked out 

They first reach an agreement on the basic principle, the details____later

It's difficult to reach an agreement on a peaceful solution to this ________?

1. A.
   concept
2. B.
   connection
3. C.
   conflict
4. D.
   conclusion