---Look! It’s raining heavily. ______ take a raincoat with you?

---Well, I’ll take one right now.

　 A. Why not　　 B. Why don’t　 C. Would you mind　 D. Would you like

–Everybody is playing outside. Can I join them, mom?

– _____ Not until you have finished practicing the piano.

A. Why not?　　　 B. Will you　　 C. I hope so.　　　 D. I’m afraid not.

—I don’t know where to go for a holiday.　　

—______ traveling to Hainan Island?

　 A. Why not　 　　　 B. Why don’t　 　　　　 C. Let’s　 　　　　　　　　　 D. What about

A. Why; for　　 　　　　 B.What; for　　 　　　　  C.Why; to　　 　　　　    D.What; to

—__________ go out for a picnic next Saturday.

—Good idea.

　 A. Why not　　 　 B. How about　 C.Would you like to 　 D. Let’s