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【单选题】
Which of the following can be the best title of the passage?
A.
The Advantage of Eating Less Meat.
B.
Why People Become Vegetarian?
C.
Environmental Protection and Meatless Diet.
D.
Save Chickens, Save Birds.
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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
【判断题】电解含有下列金属离子的盐类水溶液: 。只有 能被还原成金属单质。
A.
正确
B.
错误
【单选题】肉眼血尿是指每升尿内含血量超过
A.
0.5ml
B.
1.5ml
C.
1ml
D.
2ml
E.
3ml
【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
【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...
【简答题】One who makes fun another is usually not confident of himself.
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