[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]In Paragraph 2, several studies have shown that the more ______, the more personal secrets one person will divulge.

[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]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

[单项选择]Recent studies have shown that the stature of male Americans has scarcely changed in the past two hundred years.
A. weight
B. height
C. life span
D. head size

[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]Which of the following emotions is NOT shown in the same way in different cultures


A. Happiness.
B. Surprise.
C. Sadness.
D. Terror.

[单项选择]The first paragraph uses several examples to convey the ideas that ______.
A. the introduction of machines into agricultural work created rebellions on the part of the farmers
B. the use of internal-combustion engine as a chief power source for the farm produced great influence
C. the mechanization of agricultural work after 1850 gradually robbed many farmers of their work
D. ingenious improvements were made in fanning machines in the 1860s to yield production

[单项选择]They should have gone earlier, ______
A. have they B. didn't they G. haven't they D. shouldn't they

[单项选择]

Drivers on the Basingstoke by-pass used to have their attention diverted (转移) by a sign that read: A MOMENT’S INATTENTION CAUSES ACCIDENTS. This self-defeating warning has now been removed, but its message is still very much to the point.
Almost anything can cause an accident, Apart from momentary inattention, it might be a minor miscalculation, a sudden cough, an argument with the wife, falling asleep at the wheel--all these make the difference between a tragic (悲剧的) hit and a lucky miss.
Although human error plays its part, it is by no means the only cause of accidents. There must be some cause other than simple human error. Road construction plays its part: re searchers have found that it is not at the obvious danger spots- sharp comers, cross-roads, nar row lanes--that accidents happen. It is on those roads where there are subtle (细微的) visual traps, unexpected changes in the shape or surface of the road, or even insufficient or badly placed
A. it tells drivers not to go fast
B. it will distract the driver's attention
C. it is too difficult to understand
D. it is too long to be read quickly