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You must shine your shoes.
A:lighten
B:clean
C:wash
D:polish
B:clean
C:wash
D:polish
参考答案
参考解析
解析：shine“照亮、发光”,polish“擦亮”，例如：Each morning he shaves and polishes his shoes．每天早晨，他都刮脸、擦鞋。lighten“发亮、照亮”，例如：The sky lightened after the rain ended．雨过天晴。clean“清除”，例如：He cleaned the dirt off the coat．他擦掉了外套上的污垢。wash“洗”，例如：He washed the dirt off the coat．他把外套上的污垢洗掉了。
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