Now _____things are much more expensive. There has been    big rise in the cost

of living.

A.不填；a   B. the ； a C.不填；the D. the ； the

Now ________ things are much more expensive．There has been ________ big rise in the cost of living．

1. A.
   不填；a
2. B.
   the; a
3. C.
   不填；the
4. D.
   the; the