What is the author’s main purpose in writing this passage?




A.To describe one feature of the undersea world
B.To trace the career of Arnold Guyot
C.To present the results of recent geologic research
D.To discuss underwater ridges and volcano chains

A.innocent
B.admirable
C.primitive
D.metaphysics

A.enhance
B.exhale
C.epigram
D.exploitative

Even you are unsure of the standard procedures in any situation, please don’t hesitate to consult with your supervising manager.




A.Even
B.unsure of
C.in any situation
D.consult with

Readers of satiric literature will be most likely to___________.




A.teach themselves to write fiction
B.accept conventional points of view
C.become better informed about current affairs
D.re-examine their opinions and values

The last sentence of the first paragraph refers to _______as a result of reading satire.




A.a long fact-finding quest
B.a pleasant surprise
C.a process of disillusionment
D.a process of total confusion

What is true of LakeVostok?




A.It is completely frozen.
B.It is a saltwater lake.
C.It is beneath a thick slab of ice.
D.It is heated by the sun.

________(41)




A.known
B.knowing
C.knowable
D.knowledgeable

________(36)




A.actually
B.truly
C.essentially
D.accurately

The new laws have encouraged both domestic and foreign private _______.




A.savings
B.paying
C.investment
D.economics