You should have your eyes tested every year in case the [_]of your spectacles need changing.

A.lenses
B.glass
C.glasses
D.lense
出自:河南财经政法大学-金融学-大学英语4

完成拼图验证

按住下方滑块,将拼图拖到缺口处后松开。

拼图背景,将小拼图拖到缺口处
向右拖动滑块