近几年来，他们______了不少资料，向美国读者介绍中华移民遭受歧_爱下问搜题

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问题单项选择题

近几年来，他们______了不少资料，向美国读者介绍中华移民遭受歧视和虐待的详情。

A．搜集

B．收集

C．汇集

D．聚集

答案

参考答案：A

解析：本题重点考查近义词组的辨析能力。首先弄清四选项的含义：A项指到处寻找(事物)并聚集在一起；B项指使聚集在一起。C项即为聚集，集合，凑在一起，原句中缺处动词的宾语资料应是被从各地找出汇在一起，故应为“搜集”。其他三项只是简单地使聚在一起。故本题的最佳选项为A。

单项选择题

琼斯强磁选机有（）给矿点（分选区）。

A、4个

B、3个

C、2个

D、1个

填空题

World Water Shortage

A new study warns that about thirty percent of the world’s people may not have enough water by the year 2025.
A private American organization called (1) Action International did the new study. It says (2) than three-hundred-thirty-five-million people (3) enough water now. The people live in twenty-eight (4) . Most of the countries are in Africa or the (5) East.
P-A-I researcher Robert Engelman says (6) the year 2025, about three-thousand-million people (7) lack water. At least 18 more countries are (8) to have severe water problems. The demand (9) water keeps increasing. Yet the amount of water on Earth (10) the same.
Mr. Engelman says the population in countries that lack water is (11) faster than in other parts of the world. He says (12) growth in these countries will continue to (13) .
The report says lack of water in the future may (14) in several problems. It may increase health (15) . Lack of water often means drinking (16) not safe. Mr. Engelman says there are problems (17) over the world because of diseases, such as cholera, (18) are carried in water. Lack of water may also result (19) more international conflict. Countries may have to (20) for water in the future. Some countries now get sixty percent of their fresh water from other countries. This is true of Egypt, the Netherlands, Cambodia, Syria, Sudan, and Iraq. And the report says lack of water would affect the ability of developing to improve their economies. This is because new industries often need a large amount of water when they are beginning.