皮皮学，免费搜题
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【多选题】
进入十万级洁净区规程(一更)A.
穿普通工作服和工作鞋
B.
换下普通工作服和工作鞋，按六步手清洁消毒手并烘干
C.
穿好指定服装并戴好发帽、口罩
D.
跟换洁净区专用鞋，洁净隔离服
E.
手消毒，戴一次性手套
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 is Jennifer’s advice on job hunting?
A.
It is tough to find a job.
B.
You can easily get a job before settling on your career.
C.
You have a long way to go before figuring out what to do.
【单选题】Most people can't ______ the day without at least one cup of tea or coffee.
A.
get through
B.
get on
C.
get at
D.
get by
【单选题】What is Jennifer's advice on job hunting?
A.
It is tough to find a job.
B.
You have a long way to go before figuring out what to do.
C.
You can easily get a job before settling on your career.
【简答题】每次试验的成功率为 p (0< p <1), 则在 3 次重复试验中至少失败一次的概率为( ) (A) (1 - p ) 3 (B) 1 - p 3 (C) 3(1 - p ) (D) (1 - p ) 3 + p (1 - p ) 2 + p 2 (1 - p )
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