Book 1 A lesson in a Lab
Period 1 Vocabulary
学习目标 1.熟练掌握本单元重点词汇
2.掌握词汇短语
3.理解文章主旨
重点难点 掌握分数表达法
课前探究案
I. 速记单词
英译汉
1. expand vi. ______________ n. 2. mixture n. __________ v.
3. electricity n. ____________ adj. __________adj. 4. conclusion n. _____________ v.
5. reaction n. ____________ v. 6. equipment n. _____________ v.
7. rust vi. ___________ adj. 8. form v ______________ n.
9. lecture n. _______________n.
10. astonished adj. _____________ adj. _____________ v. ___________________ n.
2.形意记忆
1. ______________(n)混合物2. ______________(n)氧气
3. ______________(n)电….. ______________ (adj)与电有关的;用电的
4. ______________(n)结论….conclude(v.)下结论5. ______________(n)反应…..react(v)起反应6. ______________(v)煮;煮沸….. (adj) ______________
II. 短语互译
1. 往…..加入
2. 三分之二的
3. 想起;记起
4. 和….反应
5. 在顶部
6. put…in order
7. be different from
8. at the bottom
9. keep…out of
10. find out
合作探究案
1. aim n.目标;目的 vi。对准目标,瞄准
⑴ My aim is to become a policeman when I graduate from middle school.
⑵I aim to become a policeman when I graduate from middle school.
知识拓展 aim to do sth 打算或旨在做某事
2. conclusion n. 结论 conclude v
I found the conclusion of his book very interesting.
_______ a conclusion 下结论
_______conclusion 最后,总之
3. leave v.离开;搁置 ;使处于某种状态;让
⑴Leave the furniture where it was.
⑵He is leaving for shanghai tomorrow.
⑶Don’t leave the water running
归纳拓展 1.leave +宾语+宾语补足语
2.宾语补足语形式:从句/adj/v-ing/v-ed/to do /介词短语/adv
即学即用 用所给词的适当形式填空
①you’d better leave the door______(open)
②Rose left her homework______(undo)and went bowling.
③Don’t leave her_______(wait )outside for such a long time.
4. experiment n/vt
make /do /carry out /perform/conduct an experiment
experiment on/upon sb/sth 用某人或某物做实验
Scientists experiment upon animals.(翻译)
___________________________________
5.put….in order 把…按顺序排列,把…收拾的有条不紊
It has become her habit to put everything in order.
知识拓展 out of order 出故障,杂乱无章
Keep …in order 保持秩序
In good/bad order 秩序好/差
6.add…to…把….添加到…
add some oil to the water.
add up to 总计
add to 添加,增添
⑴.All the things in the room were ______,but she quickly ______them_________.
A in order; put;in order B. on order; place; put;in order
C. out of order; put;in order D. by order; place ;in order
⑵_________get more land, the farmers tried many ways to fill the lake.
A. So as to B.s o that C.In order that D In order to
⑶Do you have anything to _________your report?
A. add to B .add up C .add up to D .add
7.keep ….out of…使…不进入
翻译 I told my kid to keep out of trouble while I was away.
用法辨析
Keep sb from doing sth________________
Keep sb doing sth___________________
Keep away___________
Keep off_____________
8.react v reaction n.
react with与……起(化学)反应react to对……作出反应
react against反对;反抗react on/upon对……有影响
翻译
How did he react to your suggestion? ________________________________________
Children tend to react against their parents by going against their wishes.
_________________________________________________________________________
课后巩固案
1. 地球表面的三分之二是水
____________________________water.
2. 地球是月球的49倍
The earth is______________ ______________the moon.
3. 很难想象一个没有金属的世界。
____________________________a word without metals.
4. 下面是对一个简单的科学实验的描述
____________________________of a simple scientific experiment.
5. It is wise ____you _______twice before you make the final decision.
A. of;thinking B.of;to think
C for;think Dfor;thought
6. They will start their project _______at helping the poor children to be educated in china’s west.
A.aims B.aiming C.being aimed D.aimed
7. At first, our company was very small,but after purchasing some smaller ones,it soon_____into a large one.
A.lengthened B.extended Cstretched D.expanded
8. Have you got in touch with Tom?
- --oh,sorry.I couldn’t ____his phone number at the moment.
A. think about B.think over C.think out D think of