—You________have finished your composition.

—I had meant to，but before I could，the bell rang and we had to hand in our test papers.

A．were supposed to 　 B．were able to

C．had to 　　　　　　 D．were determined to

—You________have finished your composition.

—I had meant to，but before I could，the bell rang and I had to hand in my test paper.

A．were supposed to  B．were able to

C．had to  D．were determined to