[单项选择]A. frightened B. frightening C, scattered D. scattering

[单项选择]A. frightened B. frightening C, scattered D. scattering

[单项选择]A. frightened B. frightening C, scattered D. scattering


A. C, scattered
B. scattering
C. frightened
D. frightening

[单项选择][A] frightening [C] exciting
[B] fearing [D] pleasing


A. frightening
B. fearing
C. exciting
D. pleasing

[单项选择]Why did participants feel frightened even though there was no shock going with blue squares


A. Because they experienced the first-hand fear.
B. Because they learned fear indirectly.
C. Because their brains were sensitive to colors.
D. Because their reacting system were monitored.

[单项选择]When you become frightened, many physical changes occur within your body.Your heartbeat and responses quicken; your pupils dilate (扩大) and ______ more light.


A. permit
B. allow
C. admit
D. let

[单项选择]The finds of Geoffrey Marcy are frightening in that______.

[单项选择]The little girl was so frightened that she just wouldn't ______ her grip on my arm.


A. loosen
B. remove
C. relieve
D. dismiss

[单项选择]When she saw how frightened he was at his mistake, her anger began to______.

[单项选择]Some insects rely on the tiny hairs scattered over their bodies to sense sound waves.
A. amplify
B. disguise
C. send
D. detect

[单项选择]

Text 4
Scattered around the globe are more than 100 small regions of isolated volcanic activity known to geologists as hot spots. Unlike most of the world’ s volcanoes, they are not always found at the boundaries of the great drifting plates that make up the earth’ s surface; on the contrary, many of them lie deep in the interior of a plate. Most of the hot spots move only slowly, and in some cases the movement of the plates past them has left trails of dead volcanoes. The hot spots and their volcanic trails are milestones that mark the passage of the plates.
That the plates are moving is not beyond dispute. Africa and South America, for example, are moving away from earth other as new material is injected into the sea floor between them. The complementary coastlines and certain geological features that seem to span the ocean are reminders of where the two continents were once joined. The relative motion of the plates carrying these continents h
A. the past 30 million
B. the past 40 million
C. the past 50 million
D. the past 10 million