仁爱版英语八年级上Unit 4 Our World单元知识点（3课时）

Unit4 Topic 2 Section A 1.strike（动词）过去式struck,侵袭，爆发，对象通常为灾难或疾病 strike撞，碰，撞击 The car struck a boy.这辆车撞到这个男孩。 fall down倒下，倒塌，跌倒，下落The leaves start to fall down.树叶开始掉落。 3.I’m sorry to hear that.听到这事我很难过。此句常作为听到不好的消息时的交际用语，表达听者难过、同情或抱歉的心情。 I’m glad/happy to hear that.听到这事我很高兴。用于表达听到好消息时的高兴的心情。 4.another two另外两个5.more than=over超过6.lose one’s life失去生命 7.protect sb./sth.from sth.保护某人/某物免于... Eg: How can we protect ourselves from the earthquake?我们如何能保护自己免受地震的伤害？ 8.ask sb. for help向某人求助ask(sb.)for sth.向（某人）要（某物） Eg: We can ask the police for help when we are in danger. 当我们处于危险时，可以向警察求助。 9.多音节词和部分双音节词：在词前加more或the most构成比较级和最高级。 delicious—more delicious— the most delicious interesting—more interesting—the most interesting carefully—more carefully—the most carefully popular—more popular—the most popular；careful—more careful—the most careful 有些形容词的比较级和最高级用-er和-est或more和most都可以，如clever,lovely 10.练习： （1）The building is ____ than that one. A. more taller B. very taller C. taller D. so taller （2）Everything is getting _____. A. good and better B. better and better C. best and better D. best and best （3）Which is _____ , the moon or the earth ? A. big B. very bigger C. the bigger D. bigger Section B hear of=hear about ;hear of听说过，听到；提起某事，后常接人或事物hear about 听到关于某人或某事的消息，比hear of知道的更详细，具体，后常接事件之类的名词。hear of+名/代 hear from收到...的来信，得到...的消息；其宾语是人，而不是信。 How often do you hear from your pen pal?你每隔多久收到你笔友的信。 2.lose one’s home失去某人的家园 3.how to protect如何保护 疑问词+动词不定式短语：常在句中作主语，宾语，表语等。 4.run out of跑出...外out of（从...里）出来；没有，缺少 Look out of the window.看窗外。I’m running out of ideas.我快没主意了。 5.stay under the table待在桌子底下6.stay calm保持镇静 7.anything else别的事情else（形容词）别的；其他的，常放在疑问代词或不定代词之后。what else什么别的nothing else没有其他的 形容词修饰不定代词时，常位于不定代词的后面。something wrong,anything good Section C 1.Knowing some ways to protect yourself will help to keep you safe in an earthquake. 了解一些保护自己的方法，将会帮助你在地震中保护自己的安全。 keep sb./sth.+形容词.：保持某人/某物... Eg: keep our classroom clean保持教室清洁 keep us healthy保持健康 2.close to靠近/接近（介词短语） Eg: You can sit close to the fire and you will feel warmer. 3.in the middle of在...的中间 4.protect...with..：用...保护... 5.stay away from= get away from 远离... Eg: We should stay away from everything dangerous.我们应该远离一切危险的东西。 be careful of小心 7.The danger is not over when the strong shaking stops.当强震停止时,危险还没有结束。 be over 结束 Eg:Class is over, let’s have a rest.课上完了，让我们休息吧。 8.take the lift乘电梯9.go downstairs下 ... ...