单选题
1.00分
You must shine your shoes.
参考答案: D
参考解析: 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。