[填空题]
Directions: This part consists of two short passages, In each, there are ten mistakes, One in each underlined sentence or part of a sentence. You may have to change a word, add a word or just delete a word. If you change a word, cross it out with a slash ( — ) and write the correct word near it. If you add a word, write the missing word between the words (in brackets) immediately before and after it. If you delete a word, cross it out with a slash ( — ) . Put your answers on the ANSWER SHEET.
Passage One

How to Get Preserved as a Fossil
(71) Unfortunately the chances of any animal become a fossil are not very great, and (72) the chances of a fossil then being discovered many thousand of years later are even less. (73) It is not surprising that all the millions of animals that have lived in the past (74) we actually have fossils of only very few.
(75) There are several ways into which, animals an

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[填空题]
Directions: This part consists of two short passages. In these passages, there are altogether 20 mistakes. You may have to change a word, add a word or delete a word. If you change a word, cross it out and write the correct word in the corresponding blank. If you add a word, put an insertion mark ( ∧ ) in the right place and write the missing word in the blank. If you delete a word, cross it out and put a slash (/) in the blank.

The improbable chain of events that leads Alexander Fleming 1. ______
to discover penicillin in 1928 is the stuff which scientific myths 2. ______
are made. It was a discovery that would change the course of the history. The active ingredient in that mold, which Fleming
named penicillin, turned to be an infection-fighting agent of 3. ______
enormous potency. When it was finally recognized as what it
was--the efficacious life-saving drug in the world--penicillin 4. ______
would a

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