八年级上册英语unit1-3知识点及语法
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八年级上册英语unit1-3知识点及语法
Unit1
1. We had great fun playing in the water. 我们在水中玩得很高兴。
have fun (in) doing sth. 做某事很高兴 = enjoy oneself
We had a lot of fun swimming in the sea.
I have great fun talking with that little girl.
练一练(1) I have a good time on the beach. ( 同义句)
I ______ ________ on the beach.
(2) We have fun ______(sing) and ______( dance).
2. I found a small boy crying in the corner. 我发现一个小男孩在角落里哭。
find sb. doing sth. 发现某人正在做某事
He sat down and watched Wang Wang play with a friend black cat.
感官动词 see, hear, feel, watch, listen to, look at, find
(1)感官动词+ 宾语+ 动词原形 强调看到/听到整个动作，或整个事件或行为的全过程
(2)感官动词+ 宾语+ 现在分词 强调看到/听到行动或事件正在进行
I saw him cross the street. 我看见他过了马路。(从一边到另一边)
I saw him crossing the street. 我看见他正过马路。(正在马路中间走着)
练一练 (1) I found a dog ______ near the door.
A. was standing B. to stand C. stand D. stood
(2) She heard a little boy ______ English.
A. reading B. reads C. to read D. is reading
3. That made me feel very happy. 那使我感到很愉快。
make sb. do sth. 使某人做某事
使役动词 have, let, make 后跟不带to的不定式作宾补
Let me help you.
I’ll have him bring some water.
练一练 (1) Helping others can make us ______ very happy.
A. feeling B. to feel C. feel D. felt
(2) They _____ the boy leave at once.
A. asked B. told C. kept D. made
(3) Mother often ______ me ______ my homework after supper.
A. makes, doing B. lets, doing C. watched, to do D. makes, do
Unit2
1. How often do you exercise ? → How often + 助动词do(does或did) + 主语 + do sth. ? 疑问词how often是问频率(多经常), 在这里助动词do(does或did) 是起帮助构成疑问的作用
Once a week / Three times a month / Three or four times a month .
练习. —______ is “Lucky 52” shown on CCTV-2?
—Every week.(2006年，黄冈)
A. How often B. How long C. How soon D. How many times
2. as for...意思是“至于;关于”，常用于句首作状语，其后跟名词、代词或动词的-ing形式(即动名词)。如
As for him，I never want to see him here. 至于他，我永远不希望在这里见到。
(1). ________(至于，关于) clothes, she likes clothes in fashion.
3. want to do sth.意思是“想要做某事”;
want sb. to do sth.意思是“想要某人做某事”。如：
Do you want to go to the movies with me?你想和我一起去看电影吗?
The teacher doesnt want us to eat hamburgers.老师不想让我们吃汉堡包。
练习： His mother wants him ___ at home today.
A. stays B. stayed C. to stay D. staying
4. be good for...表示“对……有益(有好处)”。其反义为：be bad for...。后接名词、代词或动名词;be good at意为“擅长……”，后接名词、代词或ving形式。be good with意为“灵巧的;与……相处得好”;be good to意为“对……友好。
(1).(2011乌鲁木齐) 1 think drinking milk is good ____ our health.
A.for B. to C. with D. at
5. try to do sth.表示“ 尽力做某事 ” ，不包含是否成功的意思 / try doing sth. 表示“ (用某一办法)试着去做某事”。 如:You’d better try doing the experiment in another way. 你最好试试用另一种方法做这个试验。
练习： He must _____ his sister with her math.
A. try help B. trying to help C. trys to help D. try to help
6. help sb. (to) do sth.帮助某人做某事
.练习：Eating fruit and vegetables can help you ______ more vitamins
A. got B. getting C. to get D. gets
7. be the same as 和…一样 / 反义词： be different from 和…不同
练习：1.Life in the country is quite _______ that in the city.
A. the same B. different from C. full of D.the same as
2.Is your pen _______ Jim’s?
A.same as B.the same C.the same with D.the same as
8. kind of = a little / a kind of 意思是“一种”
练习：How many ______ medicine are used for the children of six years old?
A. kind of B. kinds of C. kind D. kinds
9. keep in good health = keep healthy = stay healthy =be healthy 保持健康
That sounds interesting. 这是“主语+系动词+表语”结构的简单句。sound(听起来)，look(看起来)，smell(闻起来)，taste(尝起来)，feel(觉得)，seem(好象)，grow(变得) , get(变得)等词在英语中可用作系动词，后跟形容词作表语。如： It tastes good. 这味道好。
The music sounds very sweet. 这音乐听起来很入耳。
练习：We should keep our classroom ______.
A. cleaned B. clean C. cleaning D. to clean
10.although意思是“虽然，尽管” 引导的从句不能与but, however连用，但可与yet, still连用 。 although不能指假设的情况，不能作副词，放在词尾。
练习：Although he is very old, ______he works very hard.
A. and B. but C. / D. so
Unit3
1. I’m more outgoing than my sister . → 主语 + 动词 + 形容词比较级别 + than + 比较对象
练习：I don’t think Henry is _____ than Tony.
A. much popular B. more popular C. popular D. most popular
2. in some ways 在某些方面; in many ways 在多方面
3. enjoy doing sth. =love like doing sth. 喜欢做某事
练习：She enjoys _____ basketball on Sundays
A. play B to play C playing D have played
4. as/so + 形容词/ 副词(原形) + as 和……一样
它的否定式是：not as/ so + 形容词/ 副词(原形) + as 和……不一样
练习：This math problem is _______that one.
A.not so easy as B.more easy than C.as easier as D.easy than
5. all用于三者或三者以上;both用于两者。同时要注意它们在句中的位置，即位于连系动词(be)，助动
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