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【单选题】
一般用来安排旅游团队或会议客人,这类客房在酒店中占绝大多数,这类客房是指( )A.
单人间
B.
大床间
C.
双人间
D.
标准间
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皮皮学刷刷变学霸
举一反三
【单选题】His wife was wearing a hat. She _____ . (a)was dressing it (b)was putting it on (c)had it on (d)was carving it
A.
was dressing it
B.
was putting it on
C.
had it on
D.
was carving it
【简答题】某4变量逻辑函数的卡诺图中有9个1，化简成最简与或表达式后，最多有 （请填数字）个与项。
【简答题】某4变量逻辑函数的卡诺图中有9个1，化简成最简与或表达式后，最多有 （请填阿拉伯数字）个与项。
【简答题】什么是基因载体?试举一二例常用的基因载体。
【简答题】阅读理解。 Mrs. Black is sixty-nine years old. She only has a daughter named Sandra. Mr. Black died twelve years ago. Mrs. Black was very sad and lived in her house alone. Two years ago her daughter had a ...
【简答题】某4变量逻辑函数的卡诺图中有9个1，化简成最简与或表达式后，最少有 （请填数字）个与项。
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