I am unable to improve on my experiment. 我不能在我的实验方面做出改进了 4、deal with & do with 的区别
两者都表示“处理”
Deal with 与how连用：How can we deal with the problem? Do with与what连用：What can we do with the problem? 5、 not的用法
not 通常与be动词，助动词或情态动词连用构成否定，如果与非谓语动词连用，则放在非谓语动词的前面，表示否定意义。
He warned me not to be late.他警告我不要迟到。
Not用在动词think, suppose, believe, expect, hope, seem,以及副词probably, perhaps后面，则代替that引导的表示否定意义的从句。 Will they come to tomorrow?
I suppose not.(=I suppose they will not come tomorrow) 6、情态动词的用法
在表示否定意义的句子中，can’t 表示“不可能”， may not 表示“可能不”， mustn’t表示“禁止，不允许”
The office’s light isn’t on, he can’t be in the office. (can’t 是有前提条件下才会使用的) He may not be at home.他可能不在家。
You mustn’t leave the clothes in the floor like this.
在表示肯定意义的句子中，must表示可能性最大，接下来是can, may, could. You must be tired.你肯定很累吧。
You could be very tired. 你或许很累吧。 在疑问句中，can表示推测
Someone is knocking at the door. Who can it be?会是谁呢？ 7、appeal v.吸引，引起， 常与to 连用 She appeals to me.她对我很感兴趣。 呼吁，恳求
The government is appealing to everyone to save water.政府正在呼吁每个人都节约用水 n. 热切或急切的要求，恳求 an appeal for aid 恳求援助 吸引力，感染力
A city with appeal for tourists 一个对游客有吸引力的城市 8、instead adv.代替，顶替
句子中用instead时，表示这个动作是被“取”的
Last summer I went to Qingdao, This summer I am going to Dalian instead.
Instead of 是介词短语，代替，而不是，相当于in place of,后面接名次，代词，动名词或介词短语， of 后面的动作是被“舍”的，也就是不去做。
Instead of going to Qingdao, I am going to Dalian this summer. 9、keep v. 保存；遵守；赡养；保守（秘密）；使…处于某种状态；保持 He kept all the money in the bank.他把所有的钱都存入了银行 One should keep his promise.一个人应当遵守自己的诺言。 He has a large family to keep.他有一个家子人要养活。 Can you keep a secret?你能保守秘密吗？
You should keep the classroom clean.你应该保持教师干净。
与keep相关的搭配：
Keep an eye on 注意，提防 keep back 忍住，隐瞒 keep… in mind记住 Keep in touch with与…保持联系 keep on doing sth继续走某事 keep off远离 Keep up with跟上，不落后 keep down控制，镇压 10、cause n.动机，理由，根据
There is no cause for concern, for the windstorm was not too serious.那场风暴不太厉害，没必要担心。
目标，理想
Fight for the cause of world peace 为世界和平的理想而战 v. 引起，促成
cause sb sth= cause sth to sb给某人带来…
His absence caused me much trouble.他的缺席给我带来很大的麻烦。 Cause sb to do sth让某人去做某事 促使，致使
What caused his failure?什么使得他失败了？ Cause的相关搭配：
Give cause for引起 have cause for 有理由 in the cause of 为…而…. Make common cause with 与…同心协力 11、agree v.同意
关于讨论的题目，后面接about
They never agree about the polities.
要确定意见事情时，后面接on, 主语要用复数，因为是多人达成一致 Can we agree on a date for the next meeting? 同意一个建议或计划时，后面接to
He has agrees to our suggestion about the holiday.
同意一个想法，解释，分析以及同意某人时，后面接with They might not agree with his opinion.
Agree后还可以接动词不定式（to do sth）和that从句 We agree to leave at once.我们同意马上离开。 12、if so… 如果这样…
It is time for sb to do sth.是某人干某事的时候了。 It is time for you to go to school. 13、since句型
Since“自从，从…起”
Since 后可以+名词/ 动名词/介词短语/ then +句子（用一般过去时） 主句多用现在完成时
She has worked hard since leaving school. It has been three years since he came here.
I was graduated in 1989, I have been in this country since then. (从那时起) 14、remember v.记得
Remember doing sth记得做过某事 Remember to do sth记得去做某事 Remember sb to sb带某人向某人致意
Please remember me to your mother.请代我向你妈妈致意。 15、future n将来
In the future 将来，未来
We will be able to buy our own cars in the future.将来我们要买自己的车。 In future （=from now on）从现在起，今后
In future I must do better than that.今后我做得一定比那更好。 16、use v.使用
Used to do sth过去常常做某事 Be used doing sth习惯做某事 Be used to do sth被用来做某事
Be used for被用作… The seal’s fur can be used for coats.海豹皮可用来做大衣 Be in use在使用 The lab is in use until three o’clock实验室一直到3点都有人使用 Make use of利用We should make full use of our time.我们应该充分利用我们的时间。
Lesson 4&Communication wok shop
1、go through 穿过；经历；仔细检查；表演，演奏 He went through the students’ papers.
We went through many hells with while working on this project.执行这个计划时我们受了很多苦。
I went through the sonata in 30 minutes.我用30分钟演奏完了这首奏鸣曲。
类似的搭配: break through突围 get through接通电话 look through浏览，查阅 Put…through 接通…的电话
2、move around 不停地走动，经常到处跑（=move about）
Move相关搭配:move along使往前走 move away搬走，离开 move in搬到某处 Move off离开
I could hear someone moving around in the room above.我听见楼上有人来回走动。 3、amazing adj.令人惊奇的
Amaze v.使惊讶
Be amazed at sth.对…感到惊讶 （=be surprised at） He was amazed at the news. Be amazed to do sth做某事吃惊
Mary was amazed to see the snake on the ground. Amaze sb.使某人吃惊 His coming amazed me. 4、loud adj.声音大的， adv.非常吵 The teacher’s voice is very loud. He speaks loud and clear. Loud, loudly, &aloud的区别
三个都可以当副词， loud意为“高声地，大声地”，loudly意为“喧闹，嘈杂”，aloud意为“大声地”
Loudly的比较级和最高级是more loudly和most loudly
Aloud没有比较级 loud的比较级和最高级是louder和loudest ? loud常与speak, talk, laugh, say, shout连用，指谈笑方式 ? loudly指含有令人讨厌或打扰别人的意思，有“喧闹”之意
? aloud含有“出声地”的意思， 5、electric adj.用电的，与电有关的 An electric generator发电机
Electrical adj. 电的，与电有关的 Electricity n.电，电能
Electrician n电工，电器技师 Electric & electrical 的区别
? electric 指“用电来驱动的，有电产生的” ? electrical指“与电有关的’ an electric torch一个电筒
an electrical engineer一个电气工程师 6、no在比较级中的用法
No在比较级结构中，表示对两者的否定，意为“两者都不” He has no more books than I.他的书并不比我的多。 Not在比较级结构中，
He is not taller than I. 他没有我高。 7、convenient adj.方便的，便利的
不用来修饰人，常用来指事，常用结构：It’s convenient for sb to do sth.
It is convenient for us to have two TV sets.对我们来说有两部电视是非常方便的。 8、weigh v.称…重量
He weighed the fish.他把鱼称了一下。 重
It weighs 12 kilos.它重19千克。
Weigh相关搭配：weigh down使负重，压迫 Weigh on使烦恼 Weigh out称出
9、fun n[U],乐趣，快乐，前面不加a,词尾也不加s
We had a lot of fun at the party.我们在晚会上玩得很开心。 Fun doing 做…很有趣
It is fun learning English.学习英语很有趣。 Fun相关的搭配：
For fun开玩笑，不是认真地 For the fun of为了取乐 Make fun of sb.嘲弄某人 10、economy n[C]经济，经济制度 Economical adj.经济的，节约的 Economic adj.经济上的，经济学的 Our country’s economy is growing rapidly. 11、puzzle v.使困惑，使迷惑不解
Puzzle oneself over/about sth对某事感到困惑
Puzzled adj.感到困惑的 puzzling adj.费解的，令人困惑的 12、advance v.取得进展，改进
A month has passed and the work has not advanced.已经过去一个月了，而工作却毫无进展。 Advanced adj.高级的，高等的，先进的
