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发布时间：2006-06-23 22:21     点击：

PART II    PROOFREADING & ERROR CORRECTION (15 MIN.)

Directions: The following passage contains ten errors .Each line contains a maximum of one error. In each case only one word is involved. You should proofread the passage and correct it in the following way:

For a wrong word, underline the wrong word and write the correct one in the blank provided at the end of the line.

For a missing word, mark the position of the missing word with a "^" sign and write the word you believe to be missing in the blank provided at the end    of the line.

For an unnecessary word, cross the unnecessary word with a slash "/" and put the word in the blank provided at the end of the line.

EXAMPLE

When ^ art museum wants a new exhibit,

(1) an

it (never/) buys things in finished form and hangs

(2) never

them on the wall. When a natural history museum    

wants an exhibition, it must often build it.

(3)exhibit

[A]

One important outcome of the work on the expression

of genes in developing embryos is sure to be knowledge

that can help preventing birth defects. Just as promising

(1)

is the possibility of unraveling the complicated wiring

(2)

of the brain. A mechanic gets valuable insight how an

(3)

automobile works by rebuilding car engines; similarly,

neuroscientist can learn how the brain functions from

(4)

the way it is put together. The next step pursuing the

(5)

goal is to find out how the blueprint genes, the homeobox

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