【单选题】 Trial and error are the source of our knowledge.
A.is
B.were
C.has
D.have been
A.is
B.were
C.has
D.have been
【单选题】 We are not conscious of the extent of which work provides the psychological satisfactionthat can make the difference between a full and empty life.
A.to which
B.in which
C.at which
D.by which
A.to which
B.in which
C.at which
D.by which
【单选题】 Which is the "lee side" of the pond
A.The side the wind is blowing from.
B.The side which is sheltered from a storm.
C.The side the wind is blowing towards.
D.The side where the water is the deepest.
A.The side the wind is blowing from.
B.The side which is sheltered from a storm.
C.The side the wind is blowing towards.
D.The side where the water is the deepest.
【单选题】 In the last 10 years we have all witnessed an impressive growth in our knowledge about the environments.
A.imperative
B.observable
C.sustainable
D.expressive
A.imperative
B.observable
C.sustainable
D.expressive
【单选题】 Marketing is ________just distributing goods from the manufacturer to the final customer.
A.rather than
B.other than
C.bigger than
D.more than
A.rather than
B.other than
C.bigger than
D.more than
【单选题】 My chief objection to the book is that the characters are stereotyped.
A.lacking in individuality
B.incomplete
C.poorly drawn
D.overdone
A.lacking in individuality
B.incomplete
C.poorly drawn
D.overdone
【单选题】 During the summer holiday season it is difficult to find a (n) ______ room in the hotels here.
A.empty
B.vacant
C.free
D.deserted
A.empty
B.vacant
C.free
D.deserted
【单选题】 He felt cheap about rushing to get in line before the old lady carrying heavy parcels.
A.felt inferior and ashamed
B.felt not worthwhile of doing something
C.felt bad about doing something
D.felt unhappy about doing something
A.felt inferior and ashamed
B.felt not worthwhile of doing something
C.felt bad about doing something
D.felt unhappy about doing something
【单选题】 New York City surpassed the other Atlantic seaports in partly because it developed the best transportation links with the interior of the country.
A.part
B.partial
C.partner
D.parting
A.part
B.partial
C.partner
D.parting
【单选题】 No such weapons were used and none been found.
A.none have been
B.none has
C.no other has been
D.no others been
A.none have been
B.none has
C.no other has been
D.no others been
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