题目内容

How many kinds of illnesses can be caused by the germs in swimming pool water as mentioned

A. One.
B. Two.
C. Three.
D. Four.

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听力原文：An index is a statistical composite representing the value of all stocks in a certain market segment. It's presented as one simple number so investors can track trends in that segment. The broader the index, the more representative it is of the entire stock market. The Dow Jones Industrial is an average of 30 of the most widely held stocks. The S&P 500 Index combines the prices of 500 widely held stocks chosen by Standard and Poor's. The Russell 2000 includes 2000 small-company stocks; the Wilshire 5000 includes both small-and large-company stocks and is weighted to represent all U.S.-headquartered securities.
Which of the following index represents small-company stocks？

A. The Dow Jones Industrial.
B. The Russell 2000.
C. The Wilshire 5000.
D. The S&P 500.

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Which of the following statements best summarizes the main idea of the passage？

A. Swimming pool is a very dirty place.
B. Many germs can cause diarrhea illness.
C. Prevention is necessary when swimming because there are many germs exist even in the best-kept pool.
D. Chlorine and other disinfectants can take care of the germs in the water.

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What is the author's attitude towards this change of the library？

A. Optimistic.
B. Pessimistic.
C. Indifference.
D. Indignant.

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Which country is the biggest beneficiary of the remittances？

A. U.S.A.
B. Mexico
C. Brazil
D. Inter-American Development Bank

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How many kinds of illnesses can be caused by the germs in swimming pool water as mentioned

A. One. B. Two. C. Three. D. Four.

Which of the following statements best summarizes the main idea of the passage？

What is the author's attitude towards this change of the library？

Which country is the biggest beneficiary of the remittances？

A. One.
B. Two.
C. Three.
D. Four.