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标题: 885 SEC3 21 [打印本页]

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作者: paopaodong    时间: 2004-3-17 04:09
标题: 885 SEC3 21
23.    According    to    United    States    Air    Force    officials,    a    cannon    shooting    dead    chickens    at    airplanes    has    proved    helpful    to    demonstrate    what    kind    of    damage    can    result    when    jets    fly    into    a    flock    of    large    birds.
(A)    shooting    dead    chickens    at    airplanes    has    proved    helpful    to    demonstrate
(B)    shooting    dead    chickens    at    airplanes    has    proved    itself    helpful    as    a    demonstration    of
(C)    shooting    dead    chickens    at    airplanes    proves    itself    helpful    as    demonstrating
(D)    that    shoots    dead    chickens    at    airplanes    proves    itself    helpful    to    demonstrate
(E)    that    shoots    dead    chickens    at    airplanes    has    proved    helpful    in    demonstrating


1:为什么A不对，shooting poved helpful 还是cannon proved pelpful ?


2:为什么prove 前不加be 表被动？

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作者: Snazzy    时间: 2004-3-17 05:59
1:为什么A不对，shooting poved helpful 还是cannon proved pelpful ?

----------->> cannon proved helpful. 'shooting' represents
continuous action, unnecssary; furthermore, 'in demonstrating' is good
here

        
Oberlin College in Ohio was a
renegade institution at its 1833 founding for deciding to accept both
men and women as students.

(A) at its 1833
founding for deciding to accept

(B) for the
decision at its 1833 founding to accept

(C) when it was
founded in 1833 for its decision to accept

(D) in deciding at
its founding in 1833 to accept（D）renegade叛徒canon shooting dead
chickens proves useful in demostrating

(E) by deciding at
its founding in 1833 on the acceptance of

D


2:为什么prove 前不加be 表被动？

----> prove--主动表被动

1.                            
Ignoring the admonitions of his staff, the chief financial
officer accepted the advice of the consulting company because he believed
that the standardized accounting procedures would prove not only inexpensive
but reliable indicators of economic performance.

(A) he believed
that the standardized accounting procedures would prove not only inexpensive
but

(B) the
standardized accounting procedures will prove both inexpensive and also

(C) he believed
the standardized accounting procedures would prove themselves to be both
inexpensive and

(D) he believed
that the standardized accounting procedures would prove to be both inexpensive and（D）A—NOT ONLY, BUT ALSO

(E) standardized
accounting procedures will prove his belief that they are both inexpensive and



D

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作者: paopaodong    时间: 2004-3-18 05:48
懂了，真是太谢了

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