81. Many people believe that science helps society to progress through ____.

1. applied knowledge
2. more than one aspect
3. technology only
4. the use of machines

82. Which of the following statements is INCORRECT about curiosity?

1. It gives the scientist confidence and pleasure in work.
2. It gives rise to interest in problems that are unexplained.
3. It leads to efforts to investigate potential connections.
4. It encourages the scientist to look for new ways of acting.

83. According to the passage, a successful scientist would not ____.

1. easily believe in unchecked statements
2. easily criticize other's research work
3. always use his imagination in work
4. always use evidence from observation

84. What does the passage mainly discuss?

1. Application of technology.
2. Progress in modern society.
3. Scientists' ways of thinking and acting.
4. How to become a successful scientist.

85. What is the author's attitude towards the topic?

1. Critical.
2. Objective.
3. Biased.
4. Unclear.

(Reference keys.)