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1、英语初三知识点精选汇总人教版2em; text-align: center; 2021英语初三知识点精选汇总 【Unit1】 1. by + doing 通过方式如：by studying with a group by 还可以表示：“在旁”、“靠近”、“在期间”、“用、”“经过”、“乘车”等 如：I live by the river. I have to go back by ten oclock. The thief entered the room by the window. The student went to park by bus. 2. talk about 谈论，议论，讨
2、论 如：The students often talk about movie after class. 学生们常常在课后讨论电影。 talk to sb. = talk with sb. 与某人说话 3. 提建议的句子： What/ how about +doing sth.? 如：What/ How about going shopping? Why dont you + do sth.? 如：Why dont you go shopping? Why not + do sth. ? 如：Why not go shopping? Lets + do sth. 如： Lets go shop
3、ping Shall we/ I + do sth.? 如：Shall we/ I go shopping? 4. a lot 许多 常用于句末 如：I eat a lot. 我吃了许多。 5. tooto 太而不能 常用的句型 too+adj./adv. + to do sth. 如：Im too tired to say anything. 我太累了，什么都不想说。 6. aloud, loud与loudly的用法 三个词都与大声或响亮有关。 aloud是副词,重点在出声能让人听见,但声音不一定很大, 常用在读书或说话上。通常放在动词之后。aloud没有比较级 形式。如: He read
4、the story aloud to his son. 他朗读那篇故事给他儿子听。 loud可作形容词或副词。用作副词时,常与speak, talk, laugh等动词连用,多用于比较级,须放在动词之后。如: She told us to speak a little louder. 她让我们说大声一点。 loudly是副词,与loud同义,有时两者可替换使用,但往往 含有令人讨厌或打扰别人的意思,可位于动词之前或之后。如: He does not talk loudly or laugh loudly in public. 他不当众大声谈笑。 【Unit2】 1. used to do st
5、h. 过去常常做某事 否定形式：didnt use to do sth. / used not to do sth. 如：He used to play football after school. 放学后他过去常常踢足球。 Did he use to play football? Yes, I did. No, I didnt. He didnt use to smoke. 他过去不吸烟。 2. 反意疑问句 肯定陈述句+否定提问如：Lily is a student, isnt she? Lily will go to China, wont she? 否定陈述句+肯定提问 如： She d
6、oesnt come from China, does she? You havent finished homework, have you? 提问部分用代词而不用名词 Lily is a student, isnt she? 陈述句中含有否定意义的词，如：little, few, never, nothing, hardly等。其反意疑问句用肯定式。 如： He knows little English, does he?他一点也不懂英语，不是吗? They hardly understood it, did they?他们几乎不明白，不是吗? 3. play the piano弹钢琴 4
7、. be interested in sth. 对感兴趣 be interested in doing sth. 对做感兴趣 如：He is interested in math, but he isnt interested in speaking English. 他对数学感兴趣，但是他对说英语不感兴趣。 5. interested adj. 感兴趣的，指人对某事物感兴趣，往往主语是人 interesting adj.有趣的，指某事物/某人具有趣味，主语往往是物 6. still 仍然，还 用在be动词的后面如：Im still a student. 用在行为动词的前面如：I still
8、love him. 7. the dark 天黑，晚上，黑暗 8. 害怕 be terrified of sth. 如：I am terrified of the dog. be terrified of doing sth. 如：I am terrified of speaking. 【Unit3】 1. allow sb. to do sth. 允许某人做某事(主动语态)如： Mother allows me to watch TV every night. 妈妈允许我每晚看电视。 be allowed to do sth. 被允许做某事(被动语态)如： LiLy is allowed t
9、o go to Qinzhou. 莉莉被允许去钦州。 2. get their ears pierced 穿耳洞 让/使(别人)做某事 get sth. done(过去分词) have sth. done 如： I get my car made. = I have my car made. 我让别人修好我的车 3. enough 足够 形容词+enough 如：beautiful enough足够漂亮 enough+名词如：enough food 足够食物 enough to 足够去做如： I have enough money to go to Beijing. 我有足够的钱去北京。 Sh
10、e is old enough to go to school.她够大去读书了。 4. stop doing sth. 停止做某事Please stop speaking.请停止说话。 stop to do sth. 停止下来去做某事Please stop to speak. 请停下来说话。 5. 看起来好像sb. seem to do sth. He seems to feel very sad. it seems that +从句It seems that he feels very sad. 他看起来好像很伤心。 6. 系动词不能独立作谓语，要和表语一起构成谓语。常用的连系动词有：look, feel, be, become, get, turn, smell, taste, stay(保持), kept等。连系动词除be 和become 等少数词可接名词作表语外，一般都是接形容词。如： They are very happy. He became a doctor two years ago. She felt very tired.
