They ______to wear sun glasses in winter.

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They ______to wear sun glasses in winter.
A.haven't
B.have not
C.don'have
D.have
要分析!

选C don't have to 不必迫于做某事（表示不受客观条件的限制）
have not 和haven't没有区别,都是现在完成事态的否定用法.haven‘t是缩写
e.g.:I have finished my homework
变否定：i have not finished my homework
变疑问：have you finished your homework?
句子意思为冬天没必要戴眼镜.

They ______to wear sun glasses in winter. in glasses和wear glasses的区别 1.Please wear glasses to___your eyes against the sun. wear glasses 和in glasses有什么区别. In winter we should wear warm clothes because they keep__ th they wear gunglasses ___their eyes___the sun. one day in winter ,the sun and the wind are fighting.they ar what can Mike wear in winter? You need_(wear) warm clothes in winter. people wear coats and scarf in winter What do you wear in winter? What can you wear in winter