皮皮学,免费搜题
登录
搜题
【判断题】
失效是指零件在使用过程中发生破断的现象
A.
正确
B.
错误
拍照语音搜题,微信中搜索"皮皮学"使用
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】数学课上老师出了一道题,计算:(2a n+5 -3a n+4 -4a n+3 )÷(-5a n-1 )。小明解题过程如下: 同学们,你们能找到小明的错误,并给出正确答案吗?
【简答题】一次测验共有5道题,做对1道题得1分,已知26人的平均分超过4.8分,其中有3人得4分,最低分3分,则得5分的有 ______人.
【单选题】三人独立破译一密码,他们能单独译出的概率分别为1/5,1/3,1/4,则此密码被译出的概率是
A.
2/5
B.
3/4
C.
1/5
D.
3/5
【单选题】共有100个人参加某公司的招聘考试,考试的内容共有5道题,1~5题分别有80人、92人、86人、78人、74人答对。答对3道和3道以上的人员能通过考试,请问至少有多少人能通过这次考试。( )
A.
30
B.
55
C.
70
D.
74
【简答题】阅读理解。 David got a job in a police station after he left school. He worked there for 42 years and he'll retire this year. He worked hard in the past 42 years. But he was not a lucky man. He failed to c...
【单选题】无领导小组讨论中,一组被评人的数量为( )。[201 1年5月二级真题]
A.
3~5人
B.
6~9人
C.
5~15人
D.
5~10人
【简答题】阅读短文,根据短文内容判断所给句子正(T)误(F)。 David got a job in a police station after he left school. He worked there for 42 years and he’ll retire this year. He worked hard in the past 42 years. But he was not a luck...
【简答题】阅读短文,根据短文内容判断所给句子正(T)误(F)。(共5小题,每小题2分) David got a job in a police station after he left school. He worked there for 42 years and he’ll retire this year. He worked hard in the past 42 years. But he wa...
【简答题】一次测验共有5道题,做对1道题得1分,已知26人的平均分超过4.8分,其中有3人得4分,最低分3分,则得5分的有(    )人.
【单选题】He worked quietly no one knew he was there.
A.
so; as
B.
so; that
C.
too; to
相关题目: