阅读理解在英语试题中，总词汇量最大，分值最高，高考分配时间最长，文章体裁不单一，旨在考查考生的理解具体信息的能力、判断推理能力和根据上下文推测生词的词义的能力。
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Most people think of racing when they see greyhounds (灰狗) and believe they need lots of exercise. They can actually be quite lazy! Greyhounds are good at fast races but not long-distance running. They do need regular exercise but they like to run for a short burst and then get back on the bed or a comfortable seat. Another misunderstanding is that greyhounds must be aggressive (好斗的) because they are big in size. In fact greyhounds love people and are gentle with children.
Greyhounds can live for 12-14 years but usually only race for two or three years, and af
