1 . 我们祖先的迁徙漫长且复杂，好在DNA技术日趋成熟，现代人类起源不再是谜。(descend) (汉译英)
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2 . 哪怕这项新的科学发现应用于工业生产中可能要等上好几十年的时间，这也是值得的。(before) (汉译英)
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3 . 互联网时代创造了共享经济，唯有谨慎对待，我们方能从中受益。(unless) (汉译英)
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4 . 相关部门报道转基因食品能在一定程度上解决全球粮食短缺问题。(extent) (汉译英)
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5 . 节日对社会有巨大影响，反映出人们的愿望、信念、信仰和对生活的态度。(have an impact on…; reflect)(汉译英)
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6 . 为了避免成为网霸的对象，你最好在网上有礼貌。(avoid doing)(汉译英)
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7 . 不管节日看上去有多么的不同，它们总是给人们带来快乐、感恩和和平。(no matter how+adj.)(汉译英)
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8 . 在救援任务中，我们首要的也是最重要的目标就是救人。（汉译英）
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9 . 词义匹配

A. to use a particular city, town, etc, as the main place for a business, holiday / vacation, etc. B. of many different types C. connected with, or near the North or South Pole D. to be doing or become involved in an activity E. a fine powder that consists of very small pieces of sand, earth, etc. F. unable or unlikely to cause damage or harm G. a large round container

1. It is essential that your diet is varied and balanced.
2. Only 10% of American adults engage in regular exercise.
3. This experiment was harmless to the animals.
4. They decided to base the new company in York.
5. Most people who live in the polar regions are not afraid of cold.

10 . 词义匹配

A. the act of watching sb. / sth. carefully for a period of time, especially to learn sth. B. to continue to live or exist C. the state of no longer having sth. or as much of sth.; the process that leads to this D. to move slowly on water or in the air E. an action of coming or going down F. to save sb./ sth. from a dangerous or harmful situation G. making you feel very shocked and scared

1. Of the six people injured in the crash, only two survived.
2. Never in all my life have I seen such a horrible thing.
3. Most information was collected by direct observation of the animals’ behaviour.
4. He rescued a child from drowning.
5. The closure of the factory will lead to a number of job losses.