Unless you work as hard as you can, you won’t ______ your classmates.

1. A.
   fall behind
2. B.
   keep on with
3. C.
   keep up with
4. D.
   catch up

Unless you work as hard as you can, you won’t ______ your classmates.

A. fall behind                 B. keep on with

C. keep up with                  D. catch up

 Unless you work as hard as you can, you won’t ______ your classmates.

A. fall behind             B. keep on with     C. keep up with              D. catch up

Unless you work as hard as you can, you won’t ______ your classmates.

Unless you work as hard as you can, you won’t ______ your classmates.