| 托福考试易错题（2017/12/6） |
| 第1题： Barium is a soft, heavy, silvery white metallic element that readily reacts with another elements to form useful compounds.
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| 第2题： Statistics indicate that approximate every 22 years--within a range of 3 to 4 years--a major drought occursin the United States.
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| 第3题： Based on the information in the passage, it can be inferred that low-fire clays are MOST appropriate for making objects that A．(must be strong B．( can be porous C．( have a smooth texture D．( are highly decorated |
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| 第4题： Throughout history ........ different representations for numbers and for the basic process of counting. A．( have been many B．( them have been many C．( many D．( when many |
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| 第5题： At its center, the sun has a density of over a hundred times ________and a temperature of 10 to 20 million degrees centigrade. A．( that of water B．( of water C．( than that of water D．( water |
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