高中英语新人教必修二Unit1高频考点整理

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1、高中英语必修二Unit 1高频考点1balance vt. 使平衡；权衡 n平衡；均匀【教材原句】Finding and keeping the right balance between progress and the protection of cultural sites can be a big challenge.在发展和文化遗址的保护之间找到并保持适当的平衡是一个巨大的挑战。(1)keep (ones)balance 保持平衡lose (ones)balance 失去平衡out of balance 不平衡keep the balance of. 保持的平衡(2)balanced

2、 adj. 平稳的；安定的；和谐的keep a balanced diet 保持均衡的饮食(3)balance.and/with. 同等重视/兼顾和balance sth. against sth. 使与抵消；权衡与【熟词生义】2018北京卷Each person, no matter who they are, has psychological imbalances.每个人，无论他们是谁，都有心理失衡。2018北京卷The main purpose of the passage is to propose new means to keep ecobalance.本文的主要目的是提出保持生

3、态平衡的新方法。2likely adj.可能的 adv.可能地【教材原句】Water from the dam would likely damage a number of temples and destroy cultural relics that were an important part of Egypts cultural heritage.大坝的水可能会破坏一些寺庙，并摧毁作为埃及文化遗产重要组成部分的文物。(1)be likely to do sth. 可能(发生某种情况)It is likelythat从句 很可能(2)likely adv. 很可能(多和most或ver

4、y连用)【知识拓展】2018江苏卷Momandpop carmakers are unlikely to beat the biggest car companies.零售汽车制造商不太可能击败最大的汽车公司。【佳句背诵】2018全国卷If you work out bright and early in the morning, you will be more likely to stick to healthy food choices throughout the day.如果你晨练，你就更有可能会全天坚持吃健康的食物。3limit n限度；限制vt.限制；限定【教材原句】A comm

5、ittee was established to limit damage to the Egyptian buildings and prevent the loss of cultural relics.(联合国)成立了一个委员会来限制对埃及建筑的破坏，防止文物的丢失。(1)There is no limit to. 是无限的put/set a limit to. 对限制(2)within the limits of 在的范围内without limit 无限(制)地(3)be limited to. 受限制于limit.to. 把限定在的范围内(4)limited adj. 有限的(5)

6、limitless adj. 无限的【知识拓展】2018江苏卷Nearly 40 percent of jazz lovers live outside of the Dallas city limits and drive or fly in to enjoy an evening in the Bishop Arts District.近 40% 的爵士乐爱好者住在达拉斯市城郊，开车或坐飞机来参加主教艺术区主办的晚会。【佳句背诵】2018全国卷It does point out that many parents still limit electronic reading, mainly due to concer

5.如图所示电路中,电源电压保持不变。闭合开关S,当滑动变阻器R,的滑片P滑到最右端R2时,电压表示示数为9V,定值电阻R1消耗的功率为0.2W;;当滑片P滑到a点时,电压表3V,R1示数为3V,R消耗的功率为3.2W。下列说法正确的是A.电源电压为12VP=UI0.2=91R1B.定值电阻R的阻值为20Ω20ΩR2C.滑动变阻器R,的最大阻值为1350135ΩaD.滑片P在a点时,滑动变阻器消耗的功率为1.2WR2