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【单选题】
Which of the following best expresses the essential information in the highlighted sentence? Incorrect answer choices change the meaning in important ways or leave out essential information.A.
Modern empiricism attempts to invent a theory of the whole universe.
B.
Modern empiricism attempts to build a system of philosophies.
C.
Modern empiricism attempts to tackle certain problems one at a time.
D.
Modern empiricism attempts to develop a powerful logical techniqu
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举一反三
【单选题】传统干扰电疗法时起治疗作用的电流是（）
A.
4000Hz与4000±100Hz的两组中频电流
B.
两组电流的0～100Hz差频电流
C.
4000Hz与4000±100Hz的两组中频电流交叉处所形成的0～100Hz低频调制的中频电流
D.
被波宽为6s的三角波所调制的0～100Hz低频调制中频电流
E.
三组5000Hz中频电流交叉处互相干扰调制而形成的干扰电流
【简答题】细胞是遗传的物质基础。判断对错
【单选题】What does the speaker recommend?
A.
Helping with the inventory
B.
Ordering a different product
C.
Waiting longer for the items
D.
Visiting the store
【单选题】What percentage does rubber industry account for in the Gross National Product in Malaysia?
A.
12%.
B.
20%.
C.
30%.
D.
13%.
【单选题】What suggestion does the author give in the passage?
A.
It's not good to buy the product which is sold in a glass or dish.
B.
The quality of a container has nothing to do with the quality of the product.
C.
The best choice for a buyer is to buy a product in a plain package.
D.
A buyer should buy what he needs most rather than a well-designed package.
【简答题】细胞是遗传的物质基础。 （ ）
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