阅读教材P53－54的材料，选出最佳选项
1．What's the main idea of the passage?
A．It tells us science is of great value in our lives.
B．It tells us science only makes good things for people.
C．It tells us science represents the destruction of people and often puts us at risk.
D．It tells us science can't be measured by being good or evil.
2．Which value of science is not mentioned in the passage?
A．Scientific knowledge enables us to invent something.
B.Science can provide people with intellectual enjoyment.
C.Science can make people feel ignorant，doubtful and uncertain about something.
D.Science makes people form a habit of thinking freely and effectively.
3．According to the passage，what's the scientists' responsibility?
A．Declaring the value of the freedom of thought.
B.Teaching that doubt isn't to be feared but to be welcomed.
C.Knowing the progress is the fruit of freedom of thought.
D．Ensuring the freedom of thought is for all coming generations.
[答案] 1－3 ADC
