Do I have to take this medicine? It ________ so terrible．

1. A.
   tastes
2. B.
   is tasting
3. C.
   is tasted
4. D.
   has tasted

Do I have to take this medicine? It ______ so terrible.

Do I have to go to your shop to pick the cake myself, ________ you will deliver it for free?

A. or　 　 B. and　　 　　 C. so 　　　 D. then

Do I have to go to your shop to pick the cake myself, ________ you will deliver it for free?

1. A.
   or
2. B.
   and
3. C.
   so
4. D.
   then

— Do I have to clean the dining room now?

— No, you ______.

1. A.
   don’t have to
2. B.
   mustn’t
3. C.
   needn’t to
4. D.
   shouldn’t