Color—blind people often find it difficult to________ between blue and green．A．di

heir eyes may help us to understand our feelings about color. If they can (1)_____ color differences, then perhaps we, too, are affected by (2)_____ unconsciously. Manufacturers have discovered by (3)_____ that sugar sells badly in green wrappings, (4)_____ blue foods are considered unpleasant, and the cosmetics should never be packaged (5)_____ brown. These discoveries have grown (6)_____ a whole discipline of color psychology that now finds (7)_____ in everything from fashion to interior decoration. Some of our (8)_____ are clearly psychological. Dark blue is the color of the night sky and (9)_____ associated with passivity and calm, while yellow is a day color with (10)_____ of energy and incentive. For primitive man, activity during the day (11)_____ hunting and attacking, while he soon saw as red, the color of blood and rage and the heat that came (12)_____ effort. And green is associated with passive (13)_____ and self preservation. Experiments have (14)_____ that green, partly bemuse of its physiological associations, also has a direct psychological (15)_____, it is a calming color. (16)_____ its exciting connotations, red was chosen as the signal for changer, (17)_____ closer analysis shows that a vivid yellow can produce a (18)_____ basic state of alertness and (19)_____, so fire engines and ambulances in some advanced communities are now (20)_____ around in bright yellow colors that stop the traffic dead.

A．see

B．reckon

C．distinguish

D．sense

A.constructed

B.devised

C.built

D.arranged

A．a blind

B．the blind

C．people

D．the people blind

From the first paragraph we can learn that ______.

A) very few people have the sensitivity of the blind'

B) blind people can manage to see things, but not clearly

C) not everybody sees with his eyes

D) it is possible to narrow the photosensitive areas of the body

A.The events of this narrative is organized according to a chronological order

B.The key elements of a narrative usually include “when”, “where”, “who” and “what”

C.The author entered the operating room 14 years ago, which indicates the place where the story happens

D.The author writes this text to express such an opinion: the love between the stranger and her is blind to race, color and creed and will last through time

A.give

B.turn

C.make

D.take

A.The poor man was dead

B.The rich have a lot of money

C.The blind people cannot see anything

D.The blind cannot see anything

E.The poor cannot go to school

A.consecutively

B.frequently

C.hardly

D.consequently

What was the use _____ such high heels, when people seemed to turn a blind eye to them.

A. to have

B. of having

C. of taking

D. to take

Which form. other than oral speech could be most commonly used among blind people？ ()

A．Picture signs.

B．Braille.

C．Body language.

D．Signal flags.