仁爱九上Unit4知识点归纳总结

1、Topicl一、重点词汇：I. be used for +vi ng 被用做 2. come true 实 现 3. It 'said that 据 说4. duri ng/in on e'life 某 人一生 5. be known as 以 (身份)而著名6. kno w/say for certain 确切知道 / 肯定地说 7. all the time 一直、总是8. no longer=no”any Ion ger 不再 (no more, no t any more)9. as long as 只要 10. as far as 就，尽II. make a grea

2、t con tributi on 对作出巨大贡献12. the rest of the time 在其余地时间里13. at any time 在任何时候二、重点句型：1. Because ' not allowed to play computer games.因为我不可以玩电脑游戏。allow允许、准许”的意思。常用于以下几种形式：(1) allow +n ./prep 女口： We can tallow such a thi ng.我们不容许这种事情发生。allow sb. to do sth 允许某人做某事如： She allowed me to go fishing.她允许我

3、去钓鱼。allow +doi ng sth允许做某事如： We dont allow smoking in the reading-room我们不允许在阅览室吸烟。be allowed to do sth如：被允许做某事The students are allowed to play games on the play ground after school.放学后学生们被准许在操场上做游戏。2. It'made from wood. 它用木材做的。（1）be made in在地方制造，后接表示地点的名词。（2）be made of用制造的，表示原材料未经化学变化，仍可看得出原材料。b

4、e made from用制造的，表示原材料经过化学变化，已看不出其原样。be made by由（被）（人）制作，后接表示人的名词或代词。be made into （某物）被制成 3. It'used for helpi ng us to improve our En glish.它用来帮助我们提高英语水平。be used fo叶vi ngbe used to do （被）用来做 强调用途或作用（2）be used as （被）作为而用，强调被当作工具或手段来用。（3）be used by 被使用，by后跟人/物，强调使用者。如：三、重点语法：1、一般过去时的被动语态谓语部分的基本形式是

5、be的过去式was/were+及物动词的过去分词。如：When was it made?它是什么时候制造的？It was made in 1980它是 1980 年制造的。When was the digital camera in ve nted? 数码像机是什么时候发明的？It was inven ted in 1975. 它是 1975 年发明的。Topic 2一、重点词汇：1.travel by spaceship 乘宇宙飞船旅行 2.in the future 在将来 3.in order to 为了4.on the radio通过收音机 5.take part in参加6.grow

6、 up成长、长大7. preferto喜欢胜过8.What'worse更为糟糕的是9.be worth it 有好处，值得一干10.at a dista nee of 相隔11.se nd sb a message给某人发送信息二、重点句型：1.1 don'think alie ns can be fou nd in space.我认为外星人不可能出现在太空里。当think, believe, suppose, imagine, expec等动词后的宾语从句含有 not的否定词时，该否定应移至主句，即否定主句的谓语动词。如：I don' thi nk it will r

7、ain tomorrow.我认为明天不会下雨。如果主句的主语是第二、三人称，否定式一般不转移。如：He supposes they wort win the game.他猜想他们赢不了 比赛。(2)can +be +过去分词，是情态动词构成的被动语态。如：This cantbe done in a short time. 这不 是短期 内 能完 成的。2. What'sworse, our water supplies were very low.更糟糕的是，我们的水供给是非常有限的。What'worse更糟糕的是。类似结构还有：What smore更有甚者；更为重要的是。3.

8、 It'sa quarter as big as the earth.它是地球的四分之一大。倍数表示法：倍数+as+形容词/副词+as女口： This box is three times as heavy as that one.这只箱子是那只箱子的三倍重。4. Mars goes around the sun at a distance of about 228 million kilometers.恒星在相隔大约228000000千米的地方绕着太阳转动。(1)at a dista nce of 相隔(2)at a dista nce 在远处。如：The moon goes aro

9、und the earth at a dista nce of 380000km.月球在距地球38万千米的地方绕地球旋转。The police followed him at a dista nee. 警察远远地跟着他。三、重点语法：一般将来时的被动语态：是由助动词will+be+动词的过去分词”构成。如：Houses,schools and hospitals will be built on Mars in the future情态动词的被动语态：情态动词+ be +动词的过去分词Alie ns can not be see n on the earth.在地球上不可能见至U外星人。Uni

10、t 4 Topic3一、重点词组：I. go around 环绕 2. send into -=send up into 把送入3. congratulations on sth 祝贺某事 4. be proud of 为而自豪5. be moved by 为而感动 6. have physical exam in ati ons 做体检7. Tha nks/Tha nk you for +n ./vi ng sth 感谢某人做的某事8. in good/bad health处于好（不好）的身体状态9. cant help doing 情不自禁做 10.take turn to （do sth）轮流（做某事）II. no doubt无疑地 12. as well as除的之外，也13. for instance/example 例如 14. work on