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【判断题】
确定餐饮产品的毛利率，无需考虑确定原则，可以随意确定。A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【单选题】What does the remark of the writer's friend imply?
A.
Waiters are usually skillful at talking with others.
B.
We should spend more time talking with our families.
C.
The good service of one culture may not suit people of another culture.
D.
People regard waiter's talk as one part of service.
【单选题】When mentioning 'the $4 million to $10 million range' in Paragraph 3, the author is talking about ______.
A.
gold market
B.
real estate
C.
stock exchange
D.
venture investment
【单选题】34 It is great fun
A.
looking at wives kissing their husbands.
B.
listening to students talking to their teachers.
C.
betting on the winners of each game.
D.
watching farmers kicking their donkeys.
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