— Wow! You look different! You wear glasses.
— Yes, I did. But now I am wearing contact lenses(隐形眼镜).
A. could
B. must
C. used to
D. would
网友回答
A. could
B. must
(答案→)C. used to
D. would
解析：句意：你看起来很不一样。你过去戴眼镜的。是的，但是现在我戴隐形眼镜。所以选C。used to do过去常常，现在已不在如此。