1.During the game，the morale of the athletes is extremely important.
A.strategy
B.luck
C.confidence
D.attitude
2.Concrete is a durable，watertight，and incombustible material that is，moreover， inexpensive to make.
A.in addition
B.more or less
C.however
D.consequently
3.What a juicy morsel it is?
A.tidbit
B.savory
C.gossip
D.steak
4.Mounting evidence indicates that acid rain is damaging historic sites in Boston and Philadelphia.
A. Hanging
B. Tentative
C.Increasing
D. Irrefutable
5.The nocturnal habits and mournful cries of owls have made them objects of superstition for some people.
A.strange
B.secret
C.frightful
D.sorrowful
6.The English first attempted to settle in Maine at the mouth of the Kennebec River in 1607.
A.edge of
B.elbow in
C.entrance to
D.source of
7.Neighboring states often sign trade agreements with one another.
A.Peaceful
B.Friendly
C.Adjacent
D.Developing
8.Parachutes are not a new invention.
A.a valuable
B.a lucky
C.a recent
D.an unknown
9.Cactus plants have spines that prevent animals from nibbling them.
A.ruining
B.reaching
C.climbing
D.gnawing
10.There are notices to the contrary，a great deal of technical writing is at best awkward and at worst actually unclear.
A.denials
B.laws
C.attempts
D.ideas
11.The students will be notified regarding the college entrance examination.
A.condoned
B.deformed
C.emulated
D.informed
12.Even before modern notions of friction，it was known that greased surfaces move over one another more easily than dry ones.
A.concepts
B.tricks
C.benefits
D.techniques
13.Because poultry is as nutritious as beef and lower in fat，many people are beginning to include more chicken in the diets.
A.delicious
B.filling
C.common
D.nourishing
14.One of the responsibilities of the Coast Guard is to make sure that all shipsobediently follow traffic rules in busy harbors.
A.skillfully
B.safely
C.dutifully
D.currently
15.In the United States there are more people who are obese today than twenty years ago.
A.gainfully employed
B.upwardly mobile
C.excessively overweight
D.privately educated
参考答案1 C 2 A 3 A 4 C 5 D 6 C 7 C 8 C
9 D 10 D 11 D 12 A 13 D 14 C 15 C