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【单选题】
如图所示单元体按第三强度理论的相当应力表（）A.
σ r3 =50MPa
B.
σ r3 =113.14MPa
C.
σ r3 =200MPa
D.
σ r3 =144.2Mpa
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知识点：
皮皮学刷刷变学霸
举一反三
【单选题】It can be inferred from Para. 7 that _______.
A.
Roberts was a clever kid because he intuitively knew the different implications of “wanted in Somebody’s office” and “Somebody wants to see you”
B.
Roberts was probably a kid who got into trouble a lot at school because he had plenty of experience of being told either that he was wanted by the master in his office or that the master wanted to see him
C.
Roberts was convinced that he must have committed some serious offense which he wasn’t aware of yet
D.
Roberts didn’t expect the master’s summoning of him to have any serious consequences since he had a clear conscience
【单选题】It was playing computer games that _______ the boy plenty of time that he ________ doing his lessons.
A.
spent; must have been
B.
cost; ought to have spent
C.
wasted; wouldn’t have been
D.
took; can’t have spent
【简答题】主题餐饮活动的主要类型有哪些?策划主题餐饮活动的主要步骤有哪些?
【单选题】It can be inferred from Para.7 that _____.
A.
Roberts was a clever kid because he intuitively knew the different implications of “wanted in Somebody’s office” and “Somebody wants to see you”
B.
Roberts was probably a kid who got into trouble a lot at school because he had plenty of experience of being told either that he was wanted by the master or that the master wanted to see him
C.
Roberts was convinced that he must have committed some serious offense which he wasn’t aware of yet
D.
Roberts didn’t expect the master’s summoning of him to have any serious consequences since he had a clear conscience
【简答题】主题的类型划分。
【多选题】物业管理招标按招标主体的类型划分可分为( )。
A.
物业的建设单位为主体的招标
B.
业主大会为主体的招标
C.
物业产权人为主体的招标
D.
政府机关为主体的招标
E.
物业产权部门为主体的招标
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