Why not go with us?

1. A.
   Why do you
2. B.
   Why don't
3. C.
   Why don't you
4. D.
   Why won't

Why not _____ boating with us in the park?

A. to go         B. going             C. go

Why not _____ boating with us in the park?

A. to go         B. going             C. go

---Why not go to the film with us tonight?

---Because I ________ it．

1. A.
   saw
2. B.
   will see
3. C.
   was seeing
4. D.
   have seen