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【单选题】
下列关于作用在刚体上的力说法错误的是（）A.
两个力的大小相等，这两个力不一定相等
B.
作用在刚体上的滑动矢量
C.
作用在刚体上的两个力的等效条件是：力的大小相等，方向相反，作用线相同
D.
作用在物体上的定位矢量
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反馈参考答案：
举一反三
【简答题】词语替换。 从A、B、C中选出能替换句中画线部分的选项。 1. The foreigners from the USA like Chinese dishes very much. A. plates B. food C. fruit 2. Sometimes I take a No. 31 bus to work. A. by B. catch C. get 3. I like teachers...
【单选题】In the 1950s the writers who felt alienated like foreigners in their own country and expressed the disaffection with “official” American life were the so-called“________”.
A.
Lost generation
B.
Flappers
C.
Beat Generation
D.
Expatriates
【单选题】Generally speaking, some foreigners like bringing a _____ lunch, because they will spend the whole day on the company.
A.
passed
B.
pasted
C.
packed
D.
paced
【简答题】Look up the words listed below in a dictionary and fill in the following blanks with them in proper forms. famous live information pray garden flower travel palatial c...
【判断题】When the foreigners hung up the phone, they can say,“Sounds like a plan. Take care. Bye.” ( )
A.
正确
B.
错误
【多选题】突发事件按照发生的紧急程度、发展势态和可能造成的危害程度分为一级、二级、三级和四级,其颜色标示正确的是
A.
一级是蓝色,二级是黄色
B.
三级是橙色,四级是红色
C.
一级是红色,二级是橙色
D.
三级是黄色,四级是蓝色
【单选题】Foreigners often have either specific notions of ______ they think the British are like or, in desperation, wish for a unified picture of national character.
A.
which
B.
that
C.
as
D.
what
【单选题】.The foreigners from the USA like Chinese dishes very much.
A.
plates
B.
food
C.
fruit
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