单项选择题

The author asserts that scientists ______.

A．shouldn't replace "scientific method" with imaginative thought
B．shouldn't neglect to speculate on unpredictable things
C．should write more concise reports for technical journals
D．should be confident about their research findings

<上一题目录下一题>

热门试题

单项选择题

The autor wants to prove with the example of Isaac Newton that ______.

A．inquiring minds arc more important than scientific experiments
B．science advances when fruitful researches are conducted
C．scientists seldom forget ',he essential nature of research
D．unpredictability weighs less than prediction in scientific research

单项选择题

How could Dennis distinguish between a small ball and a large ball from a distance of 3 feet The large ball would produce ______.

A．a sharper sound
B．a softer sound
C．a higher-pitched sound
D．a louder sound