—— Must I take a bus ? —— No you＿＿＿＿. You can walk from here. A. must notB. don’t C. don’

问题补充：

—— Must I take a bus ?

—— No, you＿＿＿＿. You can walk from here.

A. must not

B. don’t

C. don’t have to

D. had better not to

答案：

A. must not

B. don’t

(答案→)C. don’t have to

D. had better not to

解析：回答must引起的问句，否定回答用needn’t或don’t have to.