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【单选题】
一空间中各力的作用线均平行于某一固定平面,而且该又为平衡,则可列独立平衡方程的个数是( )A.
6个；
B.
5个；
C.
4个；
D.
3个。
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反馈参考答案：
举一反三
【单选题】The main idea of the passage is that______.
A.
childhood is the most enjoyable time in one's life
B.
life is not enjoyable since each age has some pains
C.
young men can have the greatest happiness if they work hard
D.
one is the happiest if he can make good use of each age in his life
【单选题】Most of us trade money for entertainment. Movies, concerts and shows are enjoyable but expensive. (78) If you think that you can't have a good time without spending a lot of money, read on. A little r...
A.
There are many kinds of amusements you can enjoy with spending no money.
B.
The film shown at the local public library is often free of charge.
C.
Local colleges often hold meetings to debate the issues people are interested in.
D.
You should be a tourist if you want to know more about the city you live in.
【多选题】关于构图原理中调和的作用,是指 ( ) 。
A.
调和插花花艺作品各个组成部分之间的对比关系，只能产生平庸的作品 。
B.
调和的作用是在调控插花花艺作品中各组成部分之间的对比关系
C.
调和的作用是使作品成为有组织、有呼应、有秩序的有机整体
D.
运用调和色来处理花材与花器的色彩关系，能使人产生轻松、舒适感。
【判断题】嵌入式系统的专用性是指通过对软、硬件的裁剪，使其满足对象要求的最小软、硬件配置，满足某一种特殊用途的需求，针对这项用途开发出与其他产品截然不同的系统。
A.
正确
B.
错误
【单选题】Most of us trade money for entertainment. Movies, concerts and shows are enjoyable but expensive. (78) If you think that you can't have a good time without spending a lot of money, read on. A little r...
A.
There are many kinds of amusements you can enjoy without spending much money.
B.
Local colleges often hold meetings to debate the issues people are interested in.
C.
The film shown at the local public library is often free of charge.
D.
You should be a tourist if you want to know more about the city you live in.
【单选题】Most of us trade money for entertainment. Movies, concerts and shows are enjoyable but expensive. (78) If you think that you can't have a good time without spending a lot of money, read on. A little r...
A.
There are many kinds of amusements you can enjoy with spending no money.
B.
The film shown at the local public library is often free of charge.
C.
Local colleges often hold meetings to debate the issues people are interested in.
D.
You should be a tourist if you want to know more about the city you live in.
【单选题】Going to _______ Taiwan for holiday is _______ enjoyable and exciting experience for most people from the mainland of China.
A.
不填; 不填
B.
a ;the
C.
不填; an
D.
the; 不填
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