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【单选题】
承压型高强度螺栓比摩擦型高强度 ( )A.
承载力低 ， 变形小
B.
承载力高 ， 变形大
C.
承载力高 ， 变形小
D.
承载力低 ， 变形大
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举一反三
【单选题】What did Will claim when he attended SPAT meetings in order to date single mother?
A.
He claimed that his wife died.
B.
He claimed that his wife abandoned him and their son.
C.
He claimed that he didn’t believe any lady.
D.
He claimed that he and his wife divorced and he lived with his daughter.
【单选题】下图是周期表中短周期的一部分，A、B、C三种元素的原子核外电子数等于B的质量数，B元素的原子核内质子数等于中子数，下列叙述正确的是 A C B
A.
B为第二周期的元素
B.
C为VA族元素 C．三种元素都为非金属元素 D．C元素最高正价为 +7 价
【简答题】原子核外电子数等于( )等于( )等于( )。
【单选题】What was the name of the university he attended in Zurich?
A.
Swiss Federal Institute of Technology
B.
M.I.T.
C.
UCLA
D.
Peking University
【单选题】What is NOT true of a leader?
A.
He understands the impact of his own behavior.
B.
He understands the goals of other people.
C.
He focuses his attention on other people's behavior.
D.
He knows how to motivate people.
【多选题】下图是周期表中短周期的一部分，A、B、C三种元素的原子核外电子数等于B的质量数，B元素的原子核内质子数等于中子数，下列叙述正确的是（ ） A C B
A.
B为第二周期的元素
B.
C为VA族元素
C.
三种元素都为非金属元素
D.
C是化学性质最活泼的非金属
【简答题】A．He has proved to be a better reader than the woman. B．He has difficulty understanding the book. C．He cannot get access to the assigned book. D．He cannot finish his assignment before the deadline.
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