2022年UnitWillpeoplehaverobots知识点讲解与练习 .pdf
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1、Unit 7 Will people have robots? 知识点讲解与练习一、单词与短语alone adj. &adv. 与 lonely 1. =by oneself 独自的 /地;孤独的 /地;独立的 /地eg, He likes living alone. I mended the bike alone. 2. and no other 只有。唯有(跟在名词或代词后面) eg, Mr Smith alone knows what happened. You alone can help me in the work. 注意: alone 强调客观上 独自,单独一人。lonely a
2、dv. 1. 作表语。其意思为孤单 eg, He feels lonely. (作表语 ) 2. 作定语,修饰表示处所的名词。eg, The old man lives in a lonely mountain village. 注意:alone 强调客观上的独自。单独一人, 而 lonely 除表示单独 外,还带有感情色彩,形容失去朋友,缺乏友爱和帮助,感到寂寞、甚至悲哀,它只能做形容词,在句中做表语,也可做前置定语,用于地点时,意为荒凉的,偏僻的 eg, Though the old man is alone, he doesnt feel lonely 二、 probably adv.
3、很可能,或许,大概eg, Probably he may know the way. ( 放句首 ) He is probably about 50 years old. ( 放在系动词后面) I probably didnt try hard enough. ( 放在谓语前面 ) Itll probably rain. ( 放在助动词后面) able adj. 1. 有能力的,能干的eg, My father is an able engineer. 2. 用于 be able to 结构,后跟动词原形。eg, Jim isnt able to come tonight because he
4、 is ill. 三、 be able to 与 can :相同点:两者后跟原形动词。区别:1. can 是情态动词,无人称与数的变化。过去式是could. be able to 可与情态动词连用,can却不能。eg, I shall be able to speak English well. 2. be able to 可用在不定式之后,而can 却不能。eg, I hope to be able to go shopping with you on Sunday. 3. be able to 的过去式还有表示过去经过努力而做到的意思,而could 没有这种意思。eg, He studie
5、d hard and was able to pass the exam. 4. can 表示请求和允许,以及猜测,而be able to 却无此用法。名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 1 页,共 8 页 - - - - - - - - - eg, Mr Smith cant be at home. Can I carry your bag? 5. 当表示现在或过去的能力 时,两者可通用。eg, No one was able to/could answer the q
6、uestion. 2、in 与 after 的区别in 是指以现在时间为起点的“在一段时间以后”。也可以表示 “在将来多少时间之内” ,句子中的谓语动词要用一般将来时态;after 常指以过去时间为起点的“一段时间之后”,所以它与过去时态连用。当after 指某个特定的未来时刻或日期之后,或指以将来某一时间为起点的若干时间之后时,它可以与将来时态连用。例句: Ill be back in half an hour. 我半小时后就回来. 本句中的in 作以后解,不能用after 代替。after 和 in 都可以表示 以后 的意思,其区别是:1)after 以过去为起点,表示过去一段时间以后,常
7、用于过去时态的句子。例如:They started working after lunch. 他们是午餐后开始工作的。The film was shown after the meeting. 电影是会议结束以后放的。2)in 以现在为起点,表示将来一段时间以后,常用于将来时态的句子。如:They will start working in half an hour. 他们将在半小时后开始工作。The film will be shown in 2 or 3 days. 这部电影将在两三天后上映。3)在某个特定的时间以后,after 也可用于将来时态的句子。例如:They will start
8、 working after 10 am. 他们将在上午10 点以后开始工作。The film will be shown after 5 oclock. 这部电影将于4 点以后上映。4) “after+ 一段时间 ” 或“ 一段时间 +later”表示 “ (在过去某个时间看来)一段时间之后” 。He went home after two days. 他两天后回家了。Three years later,she had a baby. 三年后,她生了一个婴儿。3.fall 的短语: n.秋天,秋季v.掉落,掉下(1)fall behind: 落在 的后面e.g. Work harder,or
9、 you will fall behind others. (2)fall off: 从 上掉下来e.g. Mary fell off the ladder last night. (3)fall in love with (4) fall over 4、every day 与 everyday 区别:every day 名词短语,表示“ 每天 ” ,通常与一般现在时连用;而everyday 形容词,表示 “ 日常的,每天发生的,每日所用的” 。例如:I get up at six every day. 我每天 6 点起床。He wears everyday clothes today今天他穿
10、一身便服。Wear、put on、have.in 的区别wear 表示 “ 穿” ,表示状态,用一般现在时表示经常状态,用现在进行时表示暂时状态。eg We wear our rain boots on a rainy day. 我们在下雨天穿雨鞋。She is wearing a new coat她穿着一件新衣服。名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 2 页,共 8 页 - - - - - - - - - Does he wear glasses? 她戴眼镜吗?put o
11、n 是“ 穿上 ” ,“ 戴上 ” 的意思,强调动作。eg She put on a red coat and went out. 她穿上红色大衣出去了。注意: put on 是一时的动作,不能跟表示一段时间的状语连用。他整天戴着草帽。误: He puts on a hat all day. 正: He wears a hat all day 5、. be worth doing 值得;be worthy of doing, be worthy to do 值得6、Seem的用法:1)seem to do 似乎He seems to think so. 2)It seems that 看来 I
12、t seems that he is lying. 3) seem +adj./n.好象是 He seems ill. 7、would like sth 意思为“想要某物“;would like to do 意思为“想要做某事” 。回答 would like 句型的一般疑问句时,其肯定回答为 “ Yes, please. ” ;否定回答“ No, thanks” 或 “ I d like /love to, but .”8、.make sb. do; make +n+adj.; make friends with sb.; make +n./ pron.+n. 9、. Such 作形容词,意思
13、是“如此的”“这样的”,修饰各种名词。Such这样的。如It is such bad weather.天气如此恶劣。Such常和 as搭配,表示一种类别。如We enjoy such a voice as hers. 我们喜欢象她那样的嗓子。Such常和表示结果的that从句搭配,表示“如此.以至于 ” 如It was such a hot day that we all had to stay at home. Suchthat和 sothat都可用来引出一个结果状语从句。由于such 是形容词,所以that 从句前有一个受such 修饰的名词; 而 so 是副词,用以修饰形容词或副词,因此
14、 that从句前一般不出现名词。如They are such kind-hearted teachers that people in the village all respect them. The exam was so difficult that many students failed to pass it. a)如果名词是可数名词的单数形式,such和 so 的位置不同:such+a/an+形容词 +单数名词so+形容词 +a/an+单数名词b)如果名词是不可数名词或名词复数,只可用such,不能用 so.: such+形容词 +不可数名词或复数名词c)如果被修饰的不可数名词被m
15、uch, little, 或复数名词被many, few 等表示量的形容词修饰时,用 so,不用 such. d)当 little 表示“年纪小的”时,可用such+little+ 名词There were such little children that they couldn t clean the room. 10、 people, person, folks, human: people “人们“全体; person “人”(不分年龄,性别它包括 men, women, children. 它可做 people 的单数形式可以说every person 但不能说one people.
16、 Person 指“人们”时着重个体;folks “人们”,指一般人或特殊年龄位置,境遇等特殊级的人; human 主要用来区别于其他动物。11、be able to 为“能,会”,表示能力,在这个意义上与can的意思相同,一般情况下两者名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 3 页,共 8 页 - - - - - - - - - 可以互换,但can 只有现在式和过去式(could)而 be able to 则用于更多的时态,主要体现在 be 的变化。两者在用法上有一些差异:
17、can (could)表示主观能力不表示意愿,它的将来时用 will be able to 而 be able to 表示主观意愿强调克服困难做某事。12 Fee-fed-fed. Feed sth to sb把食物给 ;feed sb on sth 13.use的短语:(1)be used by:被 使用e.g. Rockets are used by astronauts. (2)use sth. to do sth.:使用某物做某事e.g. He often uses the computer to study. 14、 will 与 would 的区别一、 will1.表示意志、意愿,
18、有“ 愿、要 ” 之意。例如:1) We will fight on until final victory is won. 2) I will do my best to help you. 3) She will not shove the heavy load on to others. 2.在疑问句中用于第二人称,表示说话人向对方提出请求或询问对方的意思,有“ 你好吗、你愿 ”。例如:1) Will you help me with my work?2) Will you join our discussion ?3.表示习惯、经常性、倾向性,有“ 惯于、总是 ” 等意义。例如:Eve
19、ry morning he will have a walk along this river. 4.在 if ,when ,until等连词引导的表示时间或条件的从句中要用一般时表将来,但在if 从句中有时为了表示意愿也可用will ,有 “ 愿意 ” 的意思。例如:1) If you will read this article ,you will realize you are wrong. 2) If they wont help us ,we can not finish the task within one month. 二、 would1.Will 的过去式,表示对过去时间的意
20、志、意愿、决心,有“ 愿、要、偏要 ” 的意思。例如:1) I promised that I would do my best. 2) I told him not to go ,but he would not listen to me. 2.表示请求或个人的想法、看法,使语气婉转,有“ 愿、倒 ” 等意思,例如:1) Would you please take a seat?2) Would you mind opening the window ?3) I would like to express my thanks to you. 3.表示过去习惯性的动作,着重动作的重复,有“ 总
21、是、总会 ” 等意思。例如:On Sundays he would come to our village and work with us. 4.表示虚拟、假设、条件等,有“ 要、将要、会、就会” 等意思。例如1) If you had come earlier ,you would have seen him. 2) It would be better to adopt the new method. 注意:1)would like ; Would like to do = want to 想要,为固定搭配。Would you like to go with me ?2)Will you
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