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【多选题】
社会规律是人们自己的“社会行动的规律”，是因为（）A.
人是社会历史的主体
B.
人们自己创造自己的历史
C.
社会规律存在和实现于实践活动之中
D.
历史不过是追求着自己目的的人的活动而已
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举一反三
【单选题】A) To carry out a scientific survey. B) To establish a new research station. C) To rescue two sick American workers. D) To deliver urgent medical supplies.
A.
To carry out a scientific survey.
B.
To establish a new research station.
C.
To rescue two sick American workers.
D.
To deliver urgent medical supplies.
【简答题】Questions 3 and 4 are based on the news report you have just heard . 3. ________ A ) To carry out a scientific survey . B ) To establish a new research station . C ) To rescue two sick American worker...
【单选题】根据材料，回答题。 Stars in Their Eyes The ScientifiC．American Book of the Cosmos edited by David Levy， Macmillan， 20， ISBN 0333782933 Previous generations of scientists would have killed to know what we know....
A.
Tegmark fears he may hold the record for the longest time taken to read one book.
B.
In a more positive vein， this is a wonderful collection of essays to dip in and out of if you already have a good overview （概述） of current cosmiC．understanding.
C.
Levy is an active astronomer and an accomplished writer， so you'd expect him to provide a broad and accurate picture of our current understanding of the cosmos.
D.
ScientifiC．American has attempted to cater to this need by bringing together essays that have appeared in the magazine.
E.
To some extent， these could have been plugged with a glossary （词表） of terms.
F.
Also included are contributions on the world of subatomiC．particles， the origin of life on the Earth and the possibility of its existence elsewhere.
【单选题】A) To carry out a scientific survey. B) To establish a new research station. C) To rescue two sick American workers. D) To deliver urgent medical supplies.
A.
To carry out a scientific survey.
B.
To establish a new research station.
C.
To rescue two sick American workers.
D.
To deliver urgent medical supplies.
【单选题】The main purpose of this passage is to_____．
A.
restore American students’interest in science
B.
keep American alert to the rise of other nations
C.
warn American of the decline of their scientific edge
D.
urge government to invest more in education and research
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