1、七年级英语上册Unit 5 课文讲解1.A life without health is like a river without water. 没有健康的生活就像是没有水的河。用法详解此处like为介词，译为“像”。常见搭配look like 看起来像Eg: You look like your mother. 你看起来像你的妈妈。2.Describe our own lifestyle 描述我们自己的生活方式常见搭配ones own + 名词 某人自己的.Eg: This is my own house. 这是我自己的房子。3.All kinds of food 各种各样的食物用法详解fo
2、od是“食品、食物、伙食”的统称时是不可数名词；food表示某种可吃的食物时是可数名词，一种食物用a food，多种食物用foods。Eg: The food in this restaurant is delicious. 这个饭馆的食物很美味。Dont eat too many dairy foods. 不要吃太多的奶制品。4.Millie has collected some pictures of different food. 米勒搜集了不同事物的照片。用法详解该句为现在完成时，现在完成时常常用来表示动作为过去发生并对现在造成影响或动作 在过去发生一直持续到现在还有可能继续下去。Eg
3、: I have watched the movie. 我已经看过这部电影了。知识拓展collect为动词，译为“收集”，其名词形式为collection。5.Put the food into the correct groups in the table below 把这些食物放到下面表格的正确群组里常见搭配put. into. 把.放在.里Put . on . 把.放在.上Put on 穿上Put off 推迟Put out 扑灭Put up 建造；张贴；举起Put away 收拾起来Eg: Please put the books on the desk. 请把这些书放到书桌上。6.V
4、egetable (名词) 蔬菜用法详解vegetable为可数名词，其复数形式为vegetables。Eg: There are all kinds of vegetables in this shop. 这个商店里有各种各样的蔬菜。知识拓展常见蔬菜Pea（豌豆）；bean（豆角）；rape（油菜）；tomato（番茄）；celery（芹菜）；lettuce（生菜）；eggplant（茄子）；carrot（胡萝卜）；broccoli（花椰菜）7.Fruit (名词) 水果用法详解fruit通常情况下为不可数名词，但在表示水果种类时为可数名词，其复数形式为fruits。Eg: Fresh fr
5、uit is healthy. 新鲜的水果很健康。There are five different fruits in the basket. 篮子里有五种水果。知识拓展常见水果Pear（梨）；peach（桃）；apple（苹果）；grape（葡萄）；banana（香蕉）；cherry（樱桃）；mulberry（桑葚）；strawberry（草莓）；orange（橘子）；mango（芒果）；kiwi（猕猴桃）；blueberry（蓝莓）等8.Meat (名词) 肉用法详解meat为不可数名词，其它肉类也同样为不可数名词。Eg: My favourite food is meat. 我最喜欢的食
6、物是肉。知识拓展常见肉类beef（牛肉）；pork（猪肉）；lamb（羔羊肉）；mutton (羊肉)；chicken（鸡肉）；fish（鱼肉）9.Drink (名词) 饮品；(动词) 喝用法详解drink在表示饮料的一种、一杯、一份、一口等时为可数名词；在泛指一般意义的“饮料”为不可数名词。Drink作动词时，主要用于直接用口喝的饮料。Eg: He bought me two drinks. 他给我买了两杯饮料。Would you like some drink? 你想要一些饮料吗？She likes drinking milk. 她喜欢喝牛奶。知识拓展常见饮品Water（水）；juice（
7、果汁）；milk（牛奶）；tea（茶）；coffee（咖啡）；beer（啤酒）；wine（红酒）等10.Me too. 我也是。用法详解Me too一般用于肯定句种，常常用来表示对某个观点或经历的认同。知识拓展在否定句中，表示说话者并不属于被讨论的人群或者没有某种特定的感受。Eg: - She likes reading books. 她喜欢读书。- Me too. 我也是。- She doesnt like playing games. 她不喜欢玩游戏。- Me neither. 我也不喜欢。11.Its healthy for us to have milk and eggs often.
8、 对我们来说经常喝牛奶吃鸡蛋是健康的。用法详解it作形式主语的用法在该句中it是形式主语，真正的主语是后面不定式to walk by the blue lake。句式“Its + 形容词 + (for sb.) to do sth. ”译为“（对某人来说）做某事是.的”Eg: Its important for us to learn English. 对我们来说学英语很重要。注意：若形容词为形容人的品格类词如kind之类时，要将for sb.变为of sb.。Eg: Its kind of you to help the old. 对于你来说帮助老人太善良了。12.I eat an egg
9、every morning. 我每天早上吃一个鸡蛋。用法详解every morning译为“每天早上”，在表示“在上午”时，常用介词in；在表示“具体某一天的上午”时用介词on；但当有every修饰时则省略介词。Eg: in the morning 在早上On a cold morning 在一个寒冷的早上易混辨析a和an区别 a/an 为不定冠词，不定冠词用来泛指，表示数量“一”。a用于以辅音音素开头的单词前；an用于以元音音素开头的单词前注意：看发音音素，而不是首字母。Eg: a boy 一个男孩； a banana 一根香蕉；a university 一所大学An apple 一颗苹果；
10、 an hour 一个小时13.I also like fish. 我也喜欢鱼。用法详解fish表示“鱼肉”时为不可数名词；在表示“鱼的种类”时为可数名词，其复数形式为fishes；fish作动词时，译为“钓鱼”，常见搭配为go fishing（去钓鱼）。Eg: There are some different kinds of fishes in the lake. 湖里有一些不同种类的鱼。My grandpa likes going fishing. 我爷爷喜欢钓鱼。14.What else do you often eat? 你经常吃其它什么食物？易混辨析else与other区别：相同点
11、：二者均可译为“其他的；别的”。不同点：else为副词，常用于who, what, where等疑问词或something, nothing等复合不定代词之后。other为形容词，常常位于名词前修饰名词。Eg: Who else is in there? 还有谁在里面？Is there anything else in todays newspaper? 今天的报纸上还有什么其它东西？What other things are in the box? 盒子里还有什么别的东西？15.Do you often exercise? 你经常锻炼吗？用法详解exercise作不可数名词，译为“锻炼；运动
12、；练习”，作可数名词时，译为“练习题；体操”；作动词时，译为“运动；使.得到锻炼”常见搭配do morning/ eye exercises 做早操/做眼保健操Take more exercise 多锻炼Do exercise 锻炼身体Do English exercises 做英语练习题Eg: Walking is good exercise. 散步是很好的运动。We do morning exercises every day. 我们每天做早操。16.I dance for half an hour very day. 我每天跳舞半个小时。用法详解for half an hour译为“持续
13、半小时”就其提问常用how long开头Eg: - How long have you lived here? 你住在这多久 了？- For ten years. 十年了。17.I get nine hours of sleep every night. 我每天晚上睡九个小时。用法详解sleep (名词/动词) 睡；睡觉常见搭配go to sleep 去睡觉Have a good sleep 有一个好的睡眠Eg: They go to sleep in all kinds of places. 他们到各种各样的地方睡觉。18.So I am always full of energy. 所以我
14、一直精力充沛。常见搭配be full of = be filled with 装满了.Be full of energy 精力充沛Eg: The box is full of books. = The box is filled with books. 这个箱子装满了书。19.Too much sugar is bad for our teeth. 太多的糖对我们的牙齿有害。易混辨析too many, too much, much too, so many和so much区别：Too much 译为“太多的”，修饰可数名词复数形式；Too much 译为“太多的”，修饰不可数名词或动词；Muc
15、h too 译为“太.”，修饰形容词或副词；So many 译为“如此多”，修饰可数名词复数形式；So much 译为“如此多”，修饰不可数名词。Eg: I have too many questions to ask. 我有太多的问题要问。My mother has too much homework to do today. 今天我妈妈有许多家务要做。Its much too hot today. 今天太热了。Thanks for sending me so many photos. 谢谢你寄给我这么多照片。常见搭配be bad for . 对.有害Eg: Fast food is bad
16、 for your health. 快餐对你的健康有害。20.Its hard for me to say no to cakes. 对我来说对蛋糕说不很难。常见搭配say . to sb. 对某人说.Eg: I dont want to say goodbye to you. 我不想和你说再见。21.I want to change it. 我想要改变它。用法详解change (动词) 改变 (名词) 零用钱常见搭配change into 把.变成change for 用换Eg: She changed the kid into a bird. 她把这个小孩变成一只鸟。22.I plan t
17、o eat more fruit and vegetables and less sugar. 我计划多吃水果和蔬菜少吃糖。用法详解Plan (名词) “计划” (动词) “计划”常见搭配make a plan 制定计划Plan to do sth. 计划做某事Eg: You should make a plan before you go there. 在你去那之前应该制定一个计划。They plan to have a holiday in Beijing. 他们计划在北京度假。23.I should never go to school without it. 我不应该不吃早饭就去上学。
18、用法详解never为频率副词，译为“从不”，常表否定意义；在句中位于be动词、情态动词、助动词之后，实义动词之前。Eg: She is never late for school. 她从来不上学迟到。24.I like beef and mutton for lunch. 我午饭喜欢牛肉和羊肉。用法详解在英语中，我们常常用动词have来表示“吃喝”之意have breakfast/lunch/dinner 吃早/午/晚饭have a/an + 形容词 + breakfast/lunch/dinner 吃一顿.的早/午/晚饭Have + 食物 + for breakfast/lunch/dinn
19、er 早/午/晚饭吃.Eg: She had a quick breakfast because she got up late. 她快速的吃了一顿早饭，因为起来晚了。She had some bread and milk for breakfast. 她早饭吃了面包和了牛奶。25.But I need to swim once a week or go for a walk every day to get enough exercise.但是我需要一周游泳一次或者每天散步来获得足够多的锻炼。用法详解once a week译为“一周一次”，就其提问时常用how often开头。Eg: - H
20、ow often do you visit your grandparents? 你多久看一次你的祖父母？- Three times a week. 一周三次。常见搭配go for a walk = take a walk 散步Eg: My parents often go for a walk after dinner. 我父母经常晚饭后散步。知识拓展该句中to get enough exercise为目的状语。26.To make sure I get enough sleep 为了确保我得到足够的睡眠。用法详解make sure 确认make sure of sth. 对某人确信Make
21、 sure to do sth. 一定要做某事Make sure + that 从句 一定.Eg: You must make sure to check the answer before handing in.= You must make sure that you check the answer before handing in. 你在上交之前一定要检查答案。27.Refer to. 涉及；参考Eg: Refer to the above. 参见上文。28.We show the amount of uncountable nouns like this 我们这样表示不可数名词的量
22、。常见搭配the amount of. .的数量Eg: People should decrease the amount of fat they eat. 人们应该减少脂肪的摄入量。29.A glass of water 一杯水Three cups of tea 三杯茶易混辨析glass和cup区别glass常指“玻璃杯”，此时为可数名词，其复数形式为glasses；cup常指两侧有柄，用来饮茶和咖啡等的瓷杯。知识拓展glass可译为“玻璃”，此时为不可数名词；glass还可译为“眼镜”此时常以复数形式为glasses出现，在表示“一副眼镜”时用“a pair of glasses”的形式。
23、Eg: I want three glasses of water and two cups of coffee. 我想要三杯水和两杯咖啡。30.Sounds good. 听起来不错。31.Practise saying the following sentences. 练习说下列的橘子。用法详解practise为动词，也可写成practice，译为“练习”常见搭配practise doing sth. 练习做某事Practice makes perfect. 熟能生巧。Eg: She needs to practice playing the piano every day. 她需要每天练习
24、弹钢琴。32.Less than three times a week 一周少于三次33.How often do you go to school without breakfast? 你有多少次没吃早饭去上学？易混辨析how often, how long和how soon区别：how long “多长时间”用for或since引导时间状语回答how soon “还要多长时间”用于将来时，用“in + 一段时间”回答how often “多久一次”提问动作发生的频率Eg: - How long have you been here?- For two days. 你在这多久了？两天了。-
25、How soon will you stay there?- In two days. 你要在这待多久？两天- How often do you visit your parents?- Twice a week. 你多久去看一次你的父母？一周两次。34.How much water do you drink every day? 你每天喝多少水。用法详解how much在此处用来询问“多少”，后面需接不可数名词；how much还可以用来询问“某物的价格”。Eg: How much milk do you need? 你需要多少牛奶？How much is the book? 这本书多少钱？
26、知识拓展how many译为“多少”，常常用来提问物体的数量，后面需要接可数名词复数形式。Eg: How many students are there in your class? 你们班级里有多少学生？35.Add up 加；相加Eg: Add up the figure in this column. 把这一栏的数字合计一下。36.You need to eat in a healthy way. 你需要用健康的方式吃。常见搭配in a way 用某种方式知识拓展way的常见搭配In a good way 用一种好方法The way to do sth. 做某事的方法The way to
27、 地点 去某地的路By the way 顺便说一句On ones way to 地点 某人去某地的路In a way 在某种程度上This way 这边走37.Good idea. 好主意。38.It gives us energy for the whole morning. 它给我提供一整个上午的能量。常见搭配the whole morning = all morning 整个早上知识拓展whole与all区别whole常用于修饰单数可数名词；位于冠词、指示代词、物主代词及名词所有格之后。all常用于修饰不可数名词或复数可数名词；位于定冠词、指示代词、物主代词及名词所有格之前。Eg: Th
28、is whole holiday has passed quickly. 整个假期都过的很快。They walked all the way. 他们一路上都是步行。39.For example 例如易混辨析for example与such as区别：For example“例如”一般用于列举一类人或事中的一个例子Such as “例如”一般列举同一类人/事中的几个例子，但必须少于前面所提总数，只能在所列举词前Eg: I know several languages, such as English and Chinese. 我知道几种语言，例如英语和汉语。I like fruit, for example, I often eat bananas in the evening. 我喜欢水果，例如，我经常晚上吃香蕉。6
