Question

---______eat out with us?
---Good idea.

1. A.
   What about
2. B.
   Why not
3. C.
   Would you like

Answer 1

B
本题表示是建议what about后应跟动名词doing，故不选，would like表示想要后应跟动词不定式to do，故不选，why not后跟动词原形，与题意相符，故选B