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下面的短文后有2项测试任务：(1)第23～26题要求从所给的6个选项中为第2～6段其中4段名选择1个最佳标题；(2)第27～30题要求从所给的6个选项中为每个句子确定1个最佳选项。

{{B}}Face Masks May not Protect from Super-flu{{/B}}
1. If a super-flu strikes, face masks may not protect you. Whether widespread use of masks will help, or harm, during the next worldwide flu outbreak is a question that researchers are studying furiously. No results have come from their mask research yet. However, the government says people should consider wearing them in certain situations anyway, just in case.
2. But it’s a question the public keeps asking while the government are making preparations for the next flu pandemic. So the Centers for Disease Control and Prevention (CDC) came up with preliminary guidelines. "We don’t want people wearing them everywhere," said the CDC. "The overall recommendation really is to avoid exposure."
3. When that’s not possible, the guidelines say to consider

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阅读下面这篇短文，短文后有2项测试任务：(1) 第23～26题要求从所给的6个选项中为第2～5段每段选择1个正确的小标题；(2) 第27～30题要求从所给的6个选项中选择4个正确选项，分别完成每个句子。

Singapore

1．Singapore is an independent city-state in southeastern Asia, consisting of one major island the Singapore Island--and more than 50 small islands, located off the southern tip of Malay.The city of Singapore, the capital of the country, is at the southeastern end of the SingaporeIsland, it is one of the most important port cities and commercial centers of Southeast Asia.The total area of the republic is 640 sq. km.
2．Low-lying Singapore Island has no outstanding relief(轮廓鲜明的) features. A central area of hills rises to the maximum height of 176m. The country has a wet tropical climate, with anaverage annual temperature of 27.2℃. The average annual rainfall is 2,413 mm; the wettestmonths are November through January.
3．Singapore is governed under a constitution of 1959, as ame

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阅读下面这篇短文，短文后有2项测试任务：(1)第23～26题要求从所给的6个选项中为第2、4、5、6段每段选择1个正确的小标题；(2)第27～30题要求从所给的6个选项中选择4个正确选项，分别完成每个句子。

{{B}} The History of the Fridge{{/B}}
1．The fridge is considered a necessity. It has been so since the 1960s when packaged food first appeared with he label: "store in the refrigerator."
2．In my fridgeless fifties childhood, I was fed well and healthily. The milkman came daily, the grocer, the butcher, the baker, and the ice-cream man delivered two or three times a week. The Sunday meat would last until Wednesday and surplus bread and milk became all kinds of cakes. Nothing was wasted and we were never troubled by rotten food. Thirty years on, food deliveries have ceased, fresh vegetables are almost unobtainable in the country.
3．The invention of the fridge contributed comparatively little to the art of food preservation. A vast variety of well-tried techniques already existed--natural cooling drying, smoking, salt

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阅读下面这篇短文，短文后有2项测试任务：(1)第23～26题要求从所给的6个选项中为第2，3，5和6段每段选择1个正确的小标题；(2)第27～30题要求从所给的6个选项中选择4个正确选项，分别完成每个句子。

{{B}} Robots{{/B}}
1 The most sophisticated (先进的) Japanese robots, which have vision systems and work at very high speeds, are still based on American designs. Studies of robots, particularly computer control software, are considered to be generally less advanced in Japan than in America or Europe.
2 Although industrial robots, were originally developed as devices for simply handling objects, today their commonest uses are for more skilled work like welding (焊接), spray-painting and assembling components.
3 In Britain, robot sales appropriately peaked in 1984, but have been declining ever since. This is partly because British wage rates are too low to make robots financially attractive and partly because engineers now have more experience with robots and are more aware of the difficu

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