问题补充:
If you live near the shopping mall, you go far to buy things.
A. have to
B. haven’t to
C. don’t have to
D. needn’t to
答案:
A. have to
B. haven’t to
(答案→)C. don’t have to
D. needn’t to
解析:考查have to的用法。Have to“不得不,必须”;否定式是don’t have to;相当于needn’t。句意“如果你住的地方离商业步行街很近,你就不必跑太远买东西了。”D项to多余。故选C。