作业帮人教版七年级英语9到10单元单词.语法.句子
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人教版七年级英语9到10单元单词.语法.句子
Unit 9易混词语精练与点拨
一、 study, learn
1. We must _____ from each other.
2. I always ___________ for the test before I take the test.
3. The scientists are _________ how to solve this problem.
【答案】1. learn 2. study 3. studying
【点拨】study 与learn都有学习的意思,有时候可以互换.但它们仍有区别.
study侧重学习的过程,而learn侧重学习的结果,强调“学会,学到”的意思.
study常用于较高深或研究,而learn则多用于初级阶段的学习或模仿等.此外learn还有“知道,了解,听说”等意思.“向某人学习”只能用learn sth. from sb..
二、 pay, spend, take,cost
1. It _________ me half an hour to do homework every day.
2. This T-shirt __________me fifty yuan.
3. They _________ two days playing in the countryside.
4. I _________ five yuan for the potatoes.
【答案】1. takes 2. cost 3. spent 4. paid
【点拨】 pay, spend, take, cost都有“花费”的意思.
pay的主语是人,意思是“花费金钱”.常构成句型：Sb. pays some money for sth. 某人在某物上花了多少钱.此外pay for还可以作“赔偿”的意思.
spend的主语是人,意思是“花费,度过”.常构成句型：Sb. spends some time/ some money on sth./(in) doing sth. 某人在某物/某事上花费多少时间/多少钱.
take的主语是it,意思是“花费”.常构成句型：It takes sb. some time to do sth. 花费某人多长时间做某事.
cost的主语是物,意思是“花费”.常构成句型：Sth. costs sb. some money. 某物花费某人多少钱.
三、 a little, little, a few, few
1. I have __________ money. I can help you.
2. There is ___________ rice at home. We must get some.
3. I’m new here, so I have _________ friends.
4. She is outgoing, so she has ________ friends.
【答案】1. a little 2. little 3. few 4. a few
【点拨】a little, little 作形容词时修饰不可数名词.其中a little表肯定意义,意思是“一点,一些”.little表否定意义,意思是“几乎没有”.
a few, few修饰可数名词复数.其中a few表肯定意义,意思是“几个,一些”.few表否定意义,意思是“几乎没有”.
第9单元疑难问答
1. How was your weekend? 你的周末过得怎样?
【问】 how有哪些用法?
【答】how是疑问副词,可以对程度,方式方法,身体状况提问.如：How do you go to school? 你怎样上学的?How are you? 你好吗?How is your English? 你的英语怎样?
此外how还可以和其它词一起构成疑问词短语提问.如：how much对价格或数量提问, how many对数量提问, how often对频率提问, how long对时间段或长度提问, how far对距离提问, how old对年龄提问, how soon对多久以后提问
2. I practiced my guitar. 我练习弹吉他了.
【问】句中的practice的用法是什么?
【答】practice的意思是“练习”.如果practice的后面接动词,则需要加上ing,构成“practice doing sth.练习做某事”的意思.类似用法的动词还有：keep doing sth. , finish doing sth., mind doing sth., enjoy doing sth., like doing sth..
3. Old Henry looked for his dog.老亨利到处找狗.
【问】 句中look for可以换成find吗?
【答】 不能.两者都有“找”的意思.look for强调找的过程,意思是“寻找”find强调找的结果,意思是“找到”.
4. I saw an interesting talk show. 我看了一场有趣的脱口秀.
【问】 句中show通常有哪些用法?
【答】 show在本句中作名词,意思是“展览,演出”.
show还可以作动词,意思是“把……拿给……看,展示”.后面可以带双宾语,即show sb. sth. 或show sth. to sb..类似用法的动词还有：give sth. to sb. = give sb. sth.; pass sth. to sb. = pass sb. sth.; sell sth. to sb. = sell sb. sth.; buy sth. for sb. =buy sb. sth.; make sth. for sb. =make sb. sth.
Unit10易混词语精练与点拨
一、 think of, think about, think over
1. What do you ___________ the movie?
2. I’d like more time to _________ it _______.
3. Let’s ____________ where to go.
【答案】1. think of 2. think over 3. think about
【点拨】think of 意思是“认为”,用来询问对人或物的看法.
think about的意思是“考虑”,也有“回想,想起”的意思.
think over的意思是“仔细思考”,如果是代词,则应该放在think与over之间.
二、 like, enjoy
1. I _____________ reading English stories.
2. Tina _________ going to the party.
3. They __________ to go shopping.
【答案】1. like/enjoy 2. likes/enjoys 3. enjoy
【点拨】 like与enjoy都有“喜欢”的意思,通常情况下可以互换,但二者侧重点有不同.
like“喜欢,爱好”,表示对某人,某事发生兴趣,并积极参加.like后还可以接动词不定式,构成like to do sth.
enjoy“喜欢”,后面接动名词或名词,侧重“欣赏,享受”的意思.还有enjoy oneself“玩得高兴”的意思.
三、find, find out, look for
1. I can’t _________ my dog.
2. Let’s __________ how many people come from the U.S.A.
3. I’m __________ my key everywhere, but I can’t __________ it.
【答案】1. find 2. find out 3. looking for, find
【点拨】find 意思是“找到”,强调找的结果,find还有“发现”的意思,但通常指的是偶然的发现.
find out的意思是“了解,查明,弄清楚”,指通过一定的努力,经过观察,探索而发现事实的真相等.
look for的意思是“寻找”,指找的过程.
第10单元疑难问答
1. Today it rained, so we went to a museum. 今天天下雨,所以我去了博物馆.
【问】 此句可以用because表达吗?
【答】可以,但不能直接替换.because引导表示原因的句子,引导表示结果的句子.此句子可以改写为：Because today it rained, we went to a museum. 值得注意的是,because和so不能同时使用,这点与汉语不一样.
2. I found a small boy crying in the corner. 我发现一个小孩在拐角处哭.
【问】句中的crying可以用to cry吗?
【答】不能. 在短语find sb. doing sth.中,非谓语动词只能用doing形式,不用不定式.又如：
I found nobody swimming in the river. 我没有发现任何人在河里游泳.
The old man found a thief running over the wall. 这个老人看见小偷在翻墙.
3. That made me feel happy. 那让我感到高兴.
【问】 应用made时,要注意些什么?
【答】 made是make的过去式.make通常有两种用法：
1. make sb./sth. +adj “让某人（某物）处于……状态” 如：
Please make our school clean. 请保持我们学校的卫生.
The rain makes me unhappy. 这场雨使我不高兴.
2. make sb. do sth. “使某人作某事”
The teacher always makes us do lots of homework. 这教师总是让我们做大量的家庭作业.
4. Today the weather was cool, so we decided to play tennis. 今天天气很凉爽, 所以我们决定去打网球.
【问】decide后除接动词不定式外,还可以接名词或动名词吗?
【答】 可以.不过不能直接接名词或动名词,需要借助于介词on, 构成“decide on sth./doing sth.”结构.
I wanted to go hiking, but at last I decided on going fishing.
开始我想去爬山,但最终我决定去钓鱼.
They didn’t want to go to Japan, they decided on the USA.
他们不想去 日本,就决定去美国了
一、 study, learn
1. We must _____ from each other.
2. I always ___________ for the test before I take the test.
3. The scientists are _________ how to solve this problem.
【答案】1. learn 2. study 3. studying
【点拨】study 与learn都有学习的意思,有时候可以互换.但它们仍有区别.
study侧重学习的过程,而learn侧重学习的结果,强调“学会,学到”的意思.
study常用于较高深或研究,而learn则多用于初级阶段的学习或模仿等.此外learn还有“知道,了解,听说”等意思.“向某人学习”只能用learn sth. from sb..
二、 pay, spend, take,cost
1. It _________ me half an hour to do homework every day.
2. This T-shirt __________me fifty yuan.
3. They _________ two days playing in the countryside.
4. I _________ five yuan for the potatoes.
【答案】1. takes 2. cost 3. spent 4. paid
【点拨】 pay, spend, take, cost都有“花费”的意思.
pay的主语是人,意思是“花费金钱”.常构成句型：Sb. pays some money for sth. 某人在某物上花了多少钱.此外pay for还可以作“赔偿”的意思.
spend的主语是人,意思是“花费,度过”.常构成句型：Sb. spends some time/ some money on sth./(in) doing sth. 某人在某物/某事上花费多少时间/多少钱.
take的主语是it,意思是“花费”.常构成句型：It takes sb. some time to do sth. 花费某人多长时间做某事.
cost的主语是物,意思是“花费”.常构成句型：Sth. costs sb. some money. 某物花费某人多少钱.
三、 a little, little, a few, few
1. I have __________ money. I can help you.
2. There is ___________ rice at home. We must get some.
3. I’m new here, so I have _________ friends.
4. She is outgoing, so she has ________ friends.
【答案】1. a little 2. little 3. few 4. a few
【点拨】a little, little 作形容词时修饰不可数名词.其中a little表肯定意义,意思是“一点,一些”.little表否定意义,意思是“几乎没有”.
a few, few修饰可数名词复数.其中a few表肯定意义,意思是“几个,一些”.few表否定意义,意思是“几乎没有”.
第9单元疑难问答
1. How was your weekend? 你的周末过得怎样?
【问】 how有哪些用法?
【答】how是疑问副词,可以对程度,方式方法,身体状况提问.如：How do you go to school? 你怎样上学的?How are you? 你好吗?How is your English? 你的英语怎样?
此外how还可以和其它词一起构成疑问词短语提问.如：how much对价格或数量提问, how many对数量提问, how often对频率提问, how long对时间段或长度提问, how far对距离提问, how old对年龄提问, how soon对多久以后提问
2. I practiced my guitar. 我练习弹吉他了.
【问】句中的practice的用法是什么?
【答】practice的意思是“练习”.如果practice的后面接动词,则需要加上ing,构成“practice doing sth.练习做某事”的意思.类似用法的动词还有：keep doing sth. , finish doing sth., mind doing sth., enjoy doing sth., like doing sth..
3. Old Henry looked for his dog.老亨利到处找狗.
【问】 句中look for可以换成find吗?
【答】 不能.两者都有“找”的意思.look for强调找的过程,意思是“寻找”find强调找的结果,意思是“找到”.
4. I saw an interesting talk show. 我看了一场有趣的脱口秀.
【问】 句中show通常有哪些用法?
【答】 show在本句中作名词,意思是“展览,演出”.
show还可以作动词,意思是“把……拿给……看,展示”.后面可以带双宾语,即show sb. sth. 或show sth. to sb..类似用法的动词还有：give sth. to sb. = give sb. sth.; pass sth. to sb. = pass sb. sth.; sell sth. to sb. = sell sb. sth.; buy sth. for sb. =buy sb. sth.; make sth. for sb. =make sb. sth.
Unit10易混词语精练与点拨
一、 think of, think about, think over
1. What do you ___________ the movie?
2. I’d like more time to _________ it _______.
3. Let’s ____________ where to go.
【答案】1. think of 2. think over 3. think about
【点拨】think of 意思是“认为”,用来询问对人或物的看法.
think about的意思是“考虑”,也有“回想,想起”的意思.
think over的意思是“仔细思考”,如果是代词,则应该放在think与over之间.
二、 like, enjoy
1. I _____________ reading English stories.
2. Tina _________ going to the party.
3. They __________ to go shopping.
【答案】1. like/enjoy 2. likes/enjoys 3. enjoy
【点拨】 like与enjoy都有“喜欢”的意思,通常情况下可以互换,但二者侧重点有不同.
like“喜欢,爱好”,表示对某人,某事发生兴趣,并积极参加.like后还可以接动词不定式,构成like to do sth.
enjoy“喜欢”,后面接动名词或名词,侧重“欣赏,享受”的意思.还有enjoy oneself“玩得高兴”的意思.
三、find, find out, look for
1. I can’t _________ my dog.
2. Let’s __________ how many people come from the U.S.A.
3. I’m __________ my key everywhere, but I can’t __________ it.
【答案】1. find 2. find out 3. looking for, find
【点拨】find 意思是“找到”,强调找的结果,find还有“发现”的意思,但通常指的是偶然的发现.
find out的意思是“了解,查明,弄清楚”,指通过一定的努力,经过观察,探索而发现事实的真相等.
look for的意思是“寻找”,指找的过程.
第10单元疑难问答
1. Today it rained, so we went to a museum. 今天天下雨,所以我去了博物馆.
【问】 此句可以用because表达吗?
【答】可以,但不能直接替换.because引导表示原因的句子,引导表示结果的句子.此句子可以改写为：Because today it rained, we went to a museum. 值得注意的是,because和so不能同时使用,这点与汉语不一样.
2. I found a small boy crying in the corner. 我发现一个小孩在拐角处哭.
【问】句中的crying可以用to cry吗?
【答】不能. 在短语find sb. doing sth.中,非谓语动词只能用doing形式,不用不定式.又如：
I found nobody swimming in the river. 我没有发现任何人在河里游泳.
The old man found a thief running over the wall. 这个老人看见小偷在翻墙.
3. That made me feel happy. 那让我感到高兴.
【问】 应用made时,要注意些什么?
【答】 made是make的过去式.make通常有两种用法：
1. make sb./sth. +adj “让某人（某物）处于……状态” 如：
Please make our school clean. 请保持我们学校的卫生.
The rain makes me unhappy. 这场雨使我不高兴.
2. make sb. do sth. “使某人作某事”
The teacher always makes us do lots of homework. 这教师总是让我们做大量的家庭作业.
4. Today the weather was cool, so we decided to play tennis. 今天天气很凉爽, 所以我们决定去打网球.
【问】decide后除接动词不定式外,还可以接名词或动名词吗?
【答】 可以.不过不能直接接名词或动名词,需要借助于介词on, 构成“decide on sth./doing sth.”结构.
I wanted to go hiking, but at last I decided on going fishing.
开始我想去爬山,但最终我决定去钓鱼.
They didn’t want to go to Japan, they decided on the USA.
他们不想去 日本,就决定去美国了