综合类：词汇选项
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