一、单项选择题8 K* u* z5 c$ K% o* `
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1 How can we reduce the risk of cancer?
2 M# l# L8 @7 M5 RA cut in B cut down
7 ]7 {& C. e! x% ]& l8 t4 SC cut off D cut out& Q9 ^5 x1 ]% \& q9 ?
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2 The steadily rising cost of labor on the waterfront has greatly increased the cost of shipping cargo by water.- G, x8 N! Y8 b2 F
A continuously B quickly ! S. c, N1 B- q# _% S$ E7 D$ L; W+ x
C excessively D exceptionally
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3 During the past ten years there have been dramatic changes in the international situation.. N3 ~# v- E9 p, |. h4 K3 k
A permanent B powerful
d P9 K; F6 h& u& VC striking D practical
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4 The most crucial problem any economic system faces is how to use its scarce resources.
+ U9 y- q) S0 k+ RA puzzling B difficult
* I& R$ M& b9 r# L+ k& J2 sC terrifying D urgent
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# t% _3 h0 [. U) T) f5 His new girlfriend had omitted to tell him that she was married.8 J! ?; }$ i) i1 w( J. w6 G
A failed B deleted
6 K" `1 \& ~( d0 AC refused D rejected
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- v; C% h B$ K" H6 The substance can be added to gasoline to accelerate the speed of automobiles. ; }8 S. ~6 }& F' A6 \
A quicken B shorten
6 z: e8 E+ Z5 W( a" n7 GC loosen D enlarge0 r) g! Q, H- A' i/ [+ j
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7 We should never content ourselves with a little knowledge only.
, v ]- z- m& D) H7 ?4 rA convince B satisfy 9 w0 o3 G g4 T# E9 c' s3 _7 F
C comfort D benefit
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2 ^! {) R J1 k/ C8 G" f$ V B8 We should contemplated the problem from all sides. p8 M2 y7 L5 h2 q1 w
A deliberated B thought ! G3 d3 c* g; p/ S
C described D designed
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9 His health had deteriorated while he was in prison.6 {+ l! q: k$ \
A became better B became worse
. n7 ~) O+ I. yC became stronger D became weaker+ _5 r( e1 E% V# c9 @
" A4 F% k7 y. Z10 If you want my advice, you should revise your plan for the trip to Beijing.
! Y! _# ]( r- l$ LA change B exchange
4 a0 u) h; \7 hC enlarge D encourage |