皮皮学，免费搜题
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【多选题】
下列说法正确的是A.
酗酒不仅危害身体健康，还会引起社会危害
B.
吸烟已成为肿瘤和慢性病发病率及死亡率增高的主要危险因素
C.
积极参加体育锻炼，并持之以恒，是防病治病的重要手段
D.
睡眠是生命活动中不可缺少的部分，是最彻底的休息
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参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】削刀的操作技巧有哪些? 2、 挑剪的操作技巧是哪三点
【单选题】Why are the Latin words on her dress, ave atque vale, depicted in detail?
A.
To show the irony of her ambition and her present situation
B.
To indicate her struggle in making decisions at present
C.
To show the confusion she feels at her own decision
D.
To indicate her past honor
【单选题】Why can wireless phone providers make more profits in Latin America?
A.
That's partly because Latin American customers talk two to four times as long on the phone as people in North America.
B.
That's partly because in Latin America the fee per minute is typically two to four times as much as for calls made in North America.
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