第二节, 完型填空 (共20
题,每小题1.5分, 共30分)
Primitive (of
the earliest times) man would, as the story goes, eat the hearts of animals he
killed. He__36___ the heart of a lion to gain the lion’s___37___.
‘__38__’, you
may say. Well, listen to this from __39__ science. Dr. Georges Ungar of Baylor University
in Houston says
that learned __40__ can be passed to other animals from the ones who __41__.
Dr Ungar trained rats
to like __42__ boxes better than dark boxes. __43__ did he do this to rats that
usually like the dark? He __44__ any rats which went __45__ a dark area. After
five to eight days the rats learned that a __46__ life could be lived in bright
boxes. They got to __47__ the light.
Then he __48__
the rats. He injected(注射) parts of their brains into 638 mice. These had
shown they liked the dark. He put parts of the brains of untrained rats into
132 other mice. These mice __49__ liked the dark.
__50__? Animals
that got the trained brains spent 63 seconds in the dark __51__ animals that
got the untrained brains spent 118 seconds in the dark. __52__ are very
important. __53__ only one mouse out of 50,000 would choose the light __54__.
Maybe eating the
heart of a lion __55__ be a bad idea.
36.
A. used to eat B. had to C. would eat D. could eat
37.
A. strength B.
energy C. feeling D. courage
38.
A. Impossible B. discouraging C.Serious D.Wonderful
39.
A. the hope of B. the world of C. the search of D. the role of
40.
A. instructions B. words C. information D. news
41.
A. did the experiment B. made a
living C. took the course D. did the learning
42.
A. lighted B.
burning C. shining D. clean
43.
A. How B.
What C.
Why D. When
44.
A. fed
B. shocked C.
killed D. praised
45.
A. back B.
into
C.out of D.
around
46.
A. longer B. more
peaceful C. more terrible D. more regular
47.
A.fear B.
hate
C. love
D.learn
48.
A. rewarded B.
killed
C. cured D.
treated
49.
A. also B.
therefore C.then D. perhaps
50.
A. Reason B.
Condition C.Purpose D. Result
51.
A. however
B. so
C.when
D. and
52.
A.The seconds B. The
figures C. The brains D.The experiments
53.
A. Normally B.
Seemingly C.
Surprisingly D. Strangely
54.
A. on purpose B. by
chance C. ever since D. above all
55.
A. can’t
B.mustn’t
C.might not
D. won’t