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【单选题】
材料在交变应力下工作时能够承受无数次应力循环的最大应力称为 。A.
屈服强度
B.
抗拉强度
C.
断裂强度
D.
疲劳强度
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反馈参考答案：
举一反三
【简答题】人们规定,磁场的强弱可以用磁感线的疏密程度来表示:磁感线越密的地方磁场越( ),磁感线越稀的地方磁场越( )。
【简答题】—Can you win the match? —______________ A.I’m sure you will. B.I’m afraid not. C.No one knows. D.I don ’t hope so.
【单选题】— Hello, Sandy. This is Jack. What are you doing? — I'm watching a match. It started at 7 p.m. and _____ on for another half an hour. [ ]
A.
has been
B.
was
C.
had been
D.
will be
【单选题】根据(工伤保险条例),如果用人单位未按规定提出工伤认定申请的,工伤职工或者其直系亲属、工会组织在事故伤害发生之日或者被诊断、鉴定为职业病之日起多久内,可以直接向用人单位所在地统筹地区劳动保障行政部门提出千伤认定申请:
A.
1个月
B.
3个月
C.
6个月
D.
12个月
【简答题】磁场的强弱程度可以用磁感应线的疏密表示出来，磁感应线密的地方磁场 _________ ，磁感应线最密的区域在 _________ 附近．
【单选题】听力原文：M: I'm starting training tomorrow for the basketball match. W: Should you be playing right away after you just experienced that arm operation? Q: What does the woman mean? (4)
A.
The man shouldn't go and see the basketball match tomorrow.
B.
The man shouldn't begin training so soon.
C.
The man should take the train tomorrow.
D.
The man should travel by plane instead of by train.
【单选题】. －－－－－－－Tom, I’m watching a football match. What about you? －－－－－－－&s
A.
. -------Tom, I’m watching a football match. What about you? -------____. A．So do I.
B.
So am I.
C.
So I do.
D.
So I am.
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