初中英语考试常用易错词汇辨析.docx

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1、英语常用易错词汇辨析1.for / from / since（1）三者都能用来表示时间，但用法不同。since “自从”，所表示的是一个时间点。可用作介词，也可用作连词，后接时间名词或短语，或引导时间状语从句；要求前面的谓语动词或主句的谓语动词必须用完成时态，要用延续性动词。而since引导的从句中的谓语动词通常应是短暂性的动词。若接时间，则应为点时间。如： He has worked there since1989.他自从1989年就开始在那里工作了。 She has lived here since she moved here.自从她搬过来就一直住这里了。（2）from “自从” 只用作

2、介词，表一个事情的开始点，可用于过去、现在或将来的时态。如： They worked from 7:00 to 12:00 this morning.他们从今天早上7：00一直工作到12：00. We have been good friends from childhood.我们从孩童时期就一直是好朋友。（3）for 作为介词，后面接段时间，用于完成时、现在时、过去时和将来时，句中要用延续性动词。如： Well stay here for ten minutes.我们将在这儿呆10分钟。 They have studied English for three yeas.他们已经学习英语三年了

3、。2.although/ though（1）although conj.“尽管、虽然”引导让步状语从句，相当于 though.只是比though稍微正式些。多用于句首。though 用于非正式文体中，较普遍，但以下几种用法，不能用although.如： 表强调时，要用even though,如：Even though I didnt understand a word, I kept smiling.尽管我一字不识，我还是一直微笑着。though可用在倒装句中，如：Young though he is, he is quite experienced.他虽然年轻，但很有经验。 though 可

4、作副词，表示“然而”放在句末或其它位置。如：He said he would come, he didnt though.他说他要来，结果他却没来。此外，although不用着副词。在英语中如果用了although 或 though, 就不能再有but,但可以用yet 或still; 反之，如果用了but , 就不能用although 和 though.如： Although he is in poor health, (yet) he works hard.= He is in poor health, but he works hard.虽然他身体不好，但他工作仍努力。Although i

5、t was so cold, he went out without an overcoat.虽然天气很冷，他未穿外衣就出去了。 He is quite strong, although very old.他虽然很老了，但还是十分健壮。（2）though 常用作连词，“虽然”。在口语中还用着副词，一般放在句末，意为“可是、然而”等。如： He didnt light the fire, though it was cold.天气虽很冷，他却还没生火。Though it was very late, he went on working.虽然很晚了，他还是继续工作。 He said he wou

6、ld come, he didnt, though.他说他来，可是结果他没有来。3.always/ often/ frequently/ often/usually/ sometimes/ never（1）这几个词都是表频度的副词，它们之间的区别可用百分比来区分：（0%）（20%） 70%）（75%）（100%）从不 有时 时常 通常 总是即：never(0%)sometimes(20%)often/frequently(70%)usually(75%)always(100%)（2）always “永远、总是”。与进行时连用时，表“再三地、老是”等意思。有时还表“生气或不耐烦”等盛情色彩。如：

7、The sun always rises in the east.太阳总是从东方升起。I always get up at seven oclock.我总是在七点钟起身。The boy is always asking whys.这男孩老是问这问那没个完。（3）often “时常、常常”强调经常性。如：He often comes here to see me.他时常到这儿来看我。We have often been there.我们时常在那。（4）frequently “时常、屡次”常与often 通用。但它强调次数频繁。如：Business frequently brings him to

8、 Shanghai.他时常因事到上海去。He frequently comes here to see her.他时常到这儿来看她。（5）usually “经常”其动作频率仅次于always.常常与一般过时，一般现在时连用。 I usually get up at six in the morning.我经常早上6点起床。（6）never “从不”是否定副词。常常与完成时连用。I have never been to the Great Wall.我从没有去过长城。 She said she had never gone there.她说她从没有去过那里。4.among/ between/ i

9、n the middle of（1）among “在之中/中间” 指三者或三者以上。通常表某个范围。如：Someone is wrong among us.我们中间有人错了。There is a small village among the mountains.大山之间有座小村庄。（2）between “在之间”指在二者之间，有时与and 连用。如：There is a river between us.在我们两人之间有一条河。Im standing between a house and a big tree.我站在一座房子和一棵大树中间。（3）in the middle of “在中间”

10、指在某事物中间，强调事物的两端的中间。如：There is a bus stop in the middle of the road.在这条公路中间有个车站。5.another/ the other/ other/ others/ the others（1）another 指不定数目中的“另一个、又一个” （三个以上）用来代替或修饰可数名词。如：I dont think the coat is good enough.Can you show me another?（2）other 泛指“另外的”修饰复数名词。如：We study Chinese, maths, English and oth

11、er subjects.（3）others 泛指“另外的人或物”， 但不指其余的人或物的全部。如：Some like swimming, others like boating.the other 指两个中的“另一个”如：He has two sons, one is in Shanghai, the other is in Beijing.the others 特指某一范围内的“其余全部的人或物”如：There are thirty books on the bookshelf.Five are mine, the others are my fathers.6.answer/ reply（

12、1）answer “回答、答复”。是最普通的用语，包括用口头、书面或行动回答。它可以用作及物动词或不及物动词。如： He answered my question.他回答了我的问题。 It is a difficult question to answer.这是一个难以回答的问题。 Please answer my letter as soon as possible.请尽快回信。 They left a boy to answer the bell.他们留下一个孩子应门。（2）reply “回答、答复”。但比answer 正式些。它指用口头或书面回答。严格地讲，是指有针对性地详细地回答。它也指用行动回答。Reply 常用作不及物动词，回答某人或某事。后接to; 当它与直接引语或从句连用时，才用作及物动词。如： I didnt reply to him.我没有答复他。 He replied that he might go.他回答说他可能去。