--- It took me two hours or so to walk here.

--- But you ______ here in Billy’s car.

--- It took me two hours or so to walk here.
--- But you ______ here in Billy’s car

1. A.
   could have come
2. B.
   must have come
3. C.
   must come
4. D.
   could come

--- It took me two hours or so to walk here.

   --- But you ______ here in Billy’s car.

       A. could have come                            B. must have come

       C. must come                              D. could come

--- It took me two hours or so to walk here.
--- But you ______ here in Billy’s car.