在线英语考试题1,

题目

在线英语考试题1,
What makes a person a scientist?Does he have ways or tools of learning that are different from those of others?The answer is "no".It is not the tools a scientist uses
but how he uses these tools that makes him a scientist.You will probably agree that knowing how to use a power is important to a carpenter.You will probably agree,too,
that knowing how to investigate,how to discover information,is important to everyone.The scientist,however,goes one step further,he must be sure that he has a
reasonable answer to his questions and that his answer can be confirmed by other persons.He also works to fit the answers he gets to many questions into a large set of ideas
about how the world works.
The scientistˊs knowledge must be exact.There is no room for half right or right just half the time.He must be as nearly right as the conditions permit.What works
under one set of conditions at one time must work under the same conditions at other times.If the co

答案

1.B
2.C
3.A
4.C
5.D
希望可以帮到你!