To clean the water bottle which has been used for a long time, white vinegar can be used to remove () from the inner surface of the bottle.


To clean the water bottle which has been used for a long time, white vinegar can be used to remove () from the inner surface of the bottle.

A.rubbish

B.scale

C.dust

D.mud

正确答案:scale


Tag:大学英语词汇解析 时间:2022-01-01 14:44:20