必修二第四单元的单词和短语.pptVIP

共 84 页 Step 1 要 点 梳 理 ●重点单词 1．protection n．保护→protect v．保护→protective adj.保护的，防护的 2．decrease vi. vt.减少；(使)变小或变少 3．loss n．损失；遗失；丧失→lose v．遗失，丢失→loser n．输家；失败者→lost adj.遗失的，失去的 4．hunt vt. vi.打猎；猎取；搜寻 5．respond vi.回答；响应；作出反应 6．certain adj.确定的；无疑的；某种 7．contain vt.包含；容纳；容忍→container n．容器 8．powerful adj.强大的；有力的→powerfully adv.有力地→power v．给……提供动力 9．affect vt.影响；感动；侵袭 10．appreciate vt.鉴赏；感激；意识到 11．succeed vi.成功 vt.接替；继任 12．employ vt.雇用；利用(时间、精力等) 13．harm n. vt.损害；危害→harmful adj.有害的 14．bite vt. vi.咬；叮；刺痛→bit(过去式)→bitten(过去分词) 15．inspect vt.检查；视察 16．fierce adj.凶猛的；猛烈的→fiercely adv.猛烈地→fierceness n．猛烈 Step 2 ●重点短语 1．die out　　　　　　　灭亡；逐渐消失 2．in peace 和平地；安详地；和睦地 3．in danger(of) 在危险中，垂危 4．in relief 如释重负 5．burst into laughter 突然笑起来 6．protect...from 保护……不受……(危害) 7．pay attention to 注意 8．come into being 形成；产生 9．according to 按照；根据……所说 10．do harm to 危害 11．without mercy 毫不留情地 12．respond to 对……作出回答 Step 3 单词拼写 1．This hat will give p_____________ against the hot sun. 2．My wallet c______________ two hundred yuan and my passport was lost when I was shopping. 3．Mrs Browns dog b______ the mailman when he was delivering newspapers yesterday afternoon. 4．Both bees and butterflies belong to i__________. 5．The mother is r________ her baby against mosquitoes. 6．Youd better __________(存留) the money for future need. 7．Well go _____________(打猎) tomorrow. 8．We greatly ___________(感谢，感激) your timely help. 9．She turned her ____________(注意力) to new problems. 10．The dog looks __________ (凶恶). Youd better keep away from it. Step 4.读下面的段落，然后从A－F中给每段选择一个合适的小标题。其中有一个选项是多余的。 A．Study regularly B．Find a good place to study C．Develop a good attitude about the tests D．Make good use of your time in class E．Choose the correct method F．Plan your time carefully How to become a better student Maybe you are an average student. You probably think you will never be a top student. This is not necessarily so，however. Anyone can become a better student if he or she wants to. Here is how. 1．______