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【单选题】
Mary has got all the right _____ for the job but is temperamentally unsuitable for it.
A.
certification
B.
qualification
C.
identification
D.
civilization
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举一反三
【多选题】常见的微店促销工具有()
A.
秒杀
B.
赠品
C.
降价拍
D.
优惠券
E.
会员折扣
【单选题】对于图示三种应力状态( a )、( b )、( c )之间
A.
三种应力状态均相同
B.
三种应力状态均不同
C.
( b )和( c )相同
D.
( a )和( c )相同
【单选题】对于图示三种应力状态( a )、( b )、( c )之间有下列四种答案
A.
三种应力状态均相同
B.
三种应力状态均不同
C.
(b)和(c)相同
D.
(a)和(c)相同
【简答题】短周期元素A、B、C、D原子序数依次增大,且C元素最高价氧化物对应的水化物,能电离出电子数相等的阴、阳离子.A、C位于同一主族,A为非金属元素,B的最外层电子数是次外层的3倍,B、C的最外层电子数之和与D的最外层电子数相等.E单质是生活中常见金属,其制品在潮湿空气中易被腐蚀或损坏. 请回答下列问题: (1)C的最高价氧化物对应水化物电子式为______,其中含有的化学键类型为______. (2)...
【单选题】对于图示三种应力状态a、b、c之间如下四种关系中,正确的是( )。
A.
三种应力均相同
B.
三种应力状态均不同
C.
b、c相同
D.
a、c相同
【单选题】Those who want to attend lectures by Art Makes Good Business speakers must ______.
A.
make a booking
B.
pay additional fees
C.
understand modern art
D.
be successful managers
【单选题】What is considered to be a good student? He is the one who______.
A.
aims at getting good scores
B.
is planning to get a degree
C.
is capable of memorizing knowledge
D.
has the motivation to learn
【简答题】A good student is always equated to one who gets good grades. But is that all that a good student is? What is a 1 good student? Is he someone who is the teacher's pet? Someone who tops every test? Som...
【单选题】对于图示三种应力状态(a)、(b)、(c)之间的关系,有下列四种答案,正确的是( )
A.
三种应力状态均不同
B.
(a)和(c)相同
C.
(b)和(c)相同
D.
三种应力状态均相同。
【单选题】Answer the questions about the words and expressions. If someone makes a pathetic excuse, is it (a) a good one, or (b) a bad one?
A.
a good one
B.
a bad one
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