It's cold outside.You'd better () your scarf to protect your hair from the wind.

问题描述:

It's cold outside.You'd better () your scarf to protect your hair from the wind.
A.wear B.cover C.put on D.put up

C.put on 戴上 (表示 戴 的动作)
外面很冷,你最好戴上你的围巾防止你的头发被风吹到