更多"Experiments by scientists have show"的相关试题:
[单项选择]Experiments by scientists have shown that when people evaluate individuals on certain attributes,______.
A. they observe the principle that beauty is only skin-deep
B. they do not usually act according to the views they support
C. they give ordinary-looking persons the lowest rating
D. they tend to base their judgment on the individual’s accomplishment
[单项选择]The price of aluminum was sharply reduced when people discovered a new refining process with the aid of ______.
A. wind
B. solar energy
C. hydraulic power
D. electricity
[单项选择]In scores of experiments, scientists are changing the genetic endowments of plants and animals, and the results could______ a revolution in farm fields, feedlots and dairy barns.
A. Spawn
B. bring
C. instigate
D. plot
[单项选择]What sort of attitude do people have when they look at classified advertisement, according to the writer
A. They are in the frame of mind to buy anything.
B. They are looking for something they need.
C. They feel lost because there are so many advertisements.
D. They feel the same as when they look at display advertisements.
[单项选择]What problem did the man have when he took his road test several years before
[单项选择]Recent psychological studies have shown that many children develop ______ fears of dangers.
A. imagination
B. imaginary
C. imaginable
D. imaginative
[单项选择]Experiments have shown that 160 decibels of noise are {{U}}lethal{{/U}} for small fur-bearing animals.
A. protective
B. deadly
C. harmful
D. deafening
[单项选择]Experiments have shown that, contrary to our expectation, people tend to treat you the way you treat them.
[单项选择]How many years have passed when Athens again holds the Olympic Games
[单项选择]Studies have shown that smoking is a factor for gastric cancer either by itself, or more ______ when in combination with another factor such as coal dust exposure or the consumption of alcohol.
A. tentatively
B. potently
C. relentlessly
D. jointly
[单项选择]In Paragraph 2, several studies have shown that the more______ , the more personal‘secrets’ one person will divulge.
[单项选择]Before the final exam, many students have shown ______ of tension (紧张). Some have trouble in sleeping while others have lost their appetite (胃口).
A. anxiety
B. marks
C. signs
D. remarks
[单项选择]Jackie McLean's recordings have shown that he is one of（）few jazz musicians whose style of playing has kept（）pace with（）evolution of modern jazz.
A. /.../...the
B. the...a.../
C. /...a...an
D. the.../...the
[单项选择]Some of these studies (have shown) that although some people have trouble (to fall asleep), others have an (equally) difficult time (waking up).
A. have shown
B. to fall asleep
C. equally
D. waking up
