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参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】When you enter the supermarket, you see shelves full of goods．You walk between the shelves．You carry a shopping basket and put your food in it．You probably hear soft music as you walk．If you hear fast...
A.
which customers like low fat milk
B.
which customers like slow music
C.
where customers enter the meat department
D.
where customers come from