2021届高考英语二轮复习 高频阅读词组 练习(五十四)(含解析).doc
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1、2021届高考英语高频阅读词组+练习(五十四)一:词组梳理1 in sight 被见到;在望 2 in spite of 尽管3 in step 齐步,合拍 4 in step with 与.一致/协调5 in tears 流着泪,在哭着 6 in the course of 在.期间/过程中7 in the distance 在远处 8 in the end 最后,终于9 in the event of 如果.发生,万一 10 in the face of 即使;在.面前11 in the first place 首先 12 in the future 在未来13 in the least
2、丝毫,一点 14 in (the)light of 鉴于,由于15 in the way 挡道 16 in the world 究竟,到底17 in time 及时 18 in touch 联系,接触19 in turn 依次,轮流;转而 20 in vain 徒劳,白费力21 instead of 代替,而不是 22 just now 眼下;刚才23 little by little 逐渐地 24 lots of 许多25 many a 许多 26 more or less 或多或少,有点27 next door 隔壁的,在隔壁 28 no doubt 无疑地29 no less than
3、不少于.;不亚于.30 no longer 不再31 no more 不再 32 no more than 至多,同.一样不33 none other than 不是别的,正是 34 on ones guard 警惕,提防35 nothing but 只有,只不过 36 now and then 时而,偶尔37 off and on 断断续续,间歇地 38 off duty 下班39 on a large/small scale 大/小规模地 40 on account of 由于41 on(an/the) average 平均,通常 42 on behalf of 代表43 on board
4、 在船(车/飞机)上 44 on business 为了公事,出差45 on condition that 如果 二:习题训练(A)As trees across the northern areas turn gold and deep red, you can find autumn colors in parks and woodlands, in the cities, countryside, and mountains. People are wondering what these colors are for. For years, scientists have worked
5、 to understand the changes that happen to trees in the autumn. Up to now there have been different explanations for why natural selection makes autumn colors so widespread.Dr.Hamilton from Oxford University proposed that bright autumn leaves contained a message: they warn insects to leave them alone
6、. In the autumn, insects choose trees where they will lay eggs. When the larvae(幼虫)come out the next spring, they feed on the trees, often with a result of destruction of the trees. Dr. Hamilton suggested that trees could ward off these insects with poisons. They could have strong defenses by lettin
7、g egg-laying insects know what was in store for their eggs.Dr.Hamilton and his students turned the theory into a mathematical model, which showed that warning signals could indeed drive the evolution(进化)of bright leaves. It was a first attempt to see what was out there.A research team from the Unive
8、rsity of Wisconsin gave a quite different explanation. “If you are up here in Wisconsin, by the time leaves change, all the insects that feed on leaves are gone,” Dr. Hoch said. He believed that autumn colors served mainly as protection.According to Dr. Hoch and his team, autumn colors might be able
9、 to protect the leaves from sun damage or frost(冰冻)injuryin other words, they actually act as a sunscreen to avoid the destruction of the leaves. Besides, autumn colors might protect the leaves from water loss. If the cells in the leaves become dry, the connections between the cells will be weakened
10、 and the leaves will break off.Although there are different explanations about autumn colors, it has really given them a deeper concern for this time of year. “People sometimes say that science makes the world less interesting by just explaining things away,” one famous biologist said.“But with autu
11、mn leaves, the more you know about them, the more amazed you will be.”1.According to Dr. Hamilton, there is a connection between.A.the size of leaves and the survival of insectsB.the size of leaves and the behavior of insectsC.the size of leaves and the quality of insectsD.the size of leaves and the
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