作业帮英语问题（41-45）41.What makes a scientist according to the passage?ABCDA.The tools he uses.B.The way he uses his tools.C.His ways of learning.D.The various tools he uses.42."The scientist,however,goes one step further...".The author says this
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英语问题（41-45）41.What makes a scientist according to the passage?ABCDA.The tools he uses.B.The way he uses his tools.C.His ways of learning.D.The various tools he uses.42."The scientist,however,goes one step further...".The author says this
英语问题（41-45）
41.What makes a scientist according to the passage?ABCD
A.The tools he uses.
B.The way he uses his tools.
C.His ways of learning.
D.The various tools he uses.
42."The scientist,however,goes one step further...".The author says this to show ABCD.
A.the importance of information
B.the importance of thinking
C.the difference between scientists and ordinary people
D.the difference between carpenters and people with other jobs
43.A sound scientific theory should be one that ABCD .
A.works not only under one set of conditions at one time,but also under the same conditions at other times
B.does not allow any changes even under different conditions
C.can be used for many purposes
D.leave no room for improvement
44.The author quotes the case of Albert Einstein to illustrate ABCD .
A.that measurements are keys to success in science
B.that accuracy of mathematics
C.that the investigations are important in science
D.that the mathematical calculations may test his investigations
45.What is the main idea of the passage?ABCD
A.The theory of relativity.
B.Exactness is the core of science.
C.Scientists are different from ordinary people.
D.Exactness and ways of using tools are the keys to the making of a scientist.
英语问题（41-45）41.What makes a scientist according to the passage?ABCDA.The tools he uses.B.The way he uses his tools.C.His ways of learning.D.The various tools he uses.42."The scientist,however,goes one step further...".The author says this
b d a c d