Unit 1 第三课时 Understanding ideas—Grammar 同步课堂笔记知识清单检测 2026-2027学年新外研八年级英语上册

Unit 1　This is me 外研版（2026）八年级上册 第三课时　Understanding ideas—Grammar　同步课堂笔记知识清单检测 （教材 p.7—8） 一、核心词汇 1. just　adv. 正好，恰好；刚刚 例：I have just got your short message on the phone.（我刚刚在手机上收到你的短信。） 2. already　adv. 已经 例：She has already watered the small rose in the pot.（她已经给花盆里那株小玫瑰浇过水了。） 3. yet　adv. （用于否定句和疑问句）还，尚 例：Have you finished your book report yet?（你写完读书报告了吗？） 4. ever　adv. 在（以前）任何时候；从来 例：Have you ever spoken to a foreign visitor at the museum?（你曾经在博物馆和外国游客说过话吗？） 5. been　（be 的过去分词）曾经到过，去过 例：My father has been to the science museum twice.（我爸爸去过两次科学博物馆。） 6. gone　（go 的过去分词）去了，到……去了 例：The boy has gone to the library with his deskmate.（那个男孩和同桌去图书馆了。） 7. seen　（see 的过去分词）看见，看过 例：We have seen this English film on the screen before.（我们以前在银幕上看过这部英文电影。） 8. found　（find 的过去分词）找到，发现 例：I have found my lost notebook under the chair.（我已经在椅子下面找到了丢失的笔记本。） 9. made　（make 的过去分词）做，制作 例：They have made a model plane for the science show.（他们为科学展做了一架模型飞机。） 10. put　（put 的过去分词）放，放置 例：Someone has put a red cover on my textbook.（有人给我的课本盖上了红色封面。） 二、重点短语 1. have / has just done sth.　刚刚做过某事 例：We have just cleaned our classroom after school.（我们刚刚放学后打扫完教室。） 2. have / has already done sth.　已经做过某事 例：He has already bought a small gift for his mother.（他已经给妈妈买好一件小礼物了。） 3. not ... yet　还没有…… 例：They have not told me the good news yet.（他们还没有告诉我这个好消息。） 4. have / has been to　去过（某地，现已回来） 例：I have been to the Great Wall with my parents.（我和父母去过长城。） 5. have / has gone to　去了（某地，现在不在这里） 例：My uncle has gone to Shanghai for a week.（我叔叔去上海一个星期了。） 6. just now　刚才 例：Where did you see him just now?（你刚才在哪儿看见他的？） 7. until now　直到现在 例：Until now, I have learned about three hundred English words.（直到现在，我已经学了大约三百个英语单词。） 8. in one's opinion　依某人看来 例：In my opinion, everyone can be special in his own way.（在我看来，每个人都可以以自己的方式与众不同。） 三、重点句式 【语法要点】just 表示“刚刚”，常用于肯定句中，位置在 have / has 之后、过去分词之前。 1. I have just heard the news. 我刚刚听到这个消息。 【语法要点】already 表示“已经”，多用于肯定句，也放在 have / has 之后。 2. I have already finished my homework. 我已经完成作业了。 【语法要点】现在找不到东西时，常用现在完成时询问放在哪儿，强调动作对现在的影响。 3. Where have you put my book? I can't find it. 你把我的书放在哪儿了？我找不到了。 【语法要点】ever 表示“曾经”，常用于现在完成时的一般疑问句中，放在主语之后。 4. Have you ever been to a crowded city? 你曾经去过一个拥挤的城市吗？ 【语法要点】have / has already 后接动词过去分词，表示动作已经完成，并且与现在有关。 5. We have already made a difference to our class. 我们已经对我们的班级产生了影响。 四、练习检测 Ⅰ、用 if / because 填空（每空限填一词，注意大小写） 1. ______ it rains tomorrow, we will put off the sports meeting. 2. I stayed at home ______ I had a bad cold yesterday. 3. You will miss the early bus ______ you don't get up right now. 4. We like our English teacher ______ her classes are lively and interesting. 5. The little girl felt sad ______ she lost her favourite pen. 6. ______ you try your best from now on, nothing is too hard. Ⅱ、用所给单词的适当形式填空（每空限填一词） 1. Look! Someone ______ (clean) the window already. 2. —Where is Tom? —He ______ (go) to the reading room. 3. I ______ (not finish) my science report yet. 4. My parents ______ (be) to Beijing three times. 5. ______ you ever ______ (see) a strawberry-shaped birthmark? 6. We ______ (just make) a small model of our school. Ⅲ、语法单项选择（现在完成时） 1. —______ you ever ______ to the new bookshop near our school? —Yes, I went there with my deskmate last Sunday. A. Have; gone B. Have; been C. Did; go D. Do; go 2. My younger sister ______ already ______ her bedroom, so the room is tidy now. A. has; cleaned B. have; cleaned C. has; cleaning D. have; cleaning 3. —Where is our head teacher? —She ______ to the teachers' office; she will be back in ten minutes. A. has been B. went C. has gone D. goes 4. I can't find my English exercise book. ______ you ______ it anywhere just now? A. Have; seen B. Did; see C. Do; see D. Are; seeing 5. —______ the train ______ yet? —No, it is still arriving at the station. A. Has; arrived B. Did; arrive C. Has; arrive D. Does; arrive 6. Until now, we ______ about ten special people from our class. A. interview B. interviewed C. are interviewing D. have interviewed Ⅳ、完成句子（根据汉语意思完成句子，每空一词） 1. 我刚刚把笔放在你的书包上。I ______ ______ my pen on your schoolbag. 2. 你曾经去过科技馆吗？______ you ever ______ to the science museum? 3. 他们还没有完成那个模型。They ______ finished the model ______. 4. 我爸爸已经去上海了。My father ______ ______ to Shanghai. 5. 我们已经找到那把丢失的钥匙了。We ______ already ______ the lost key. 参考答案 Ⅰ、1. If　2. because　3. if　4. because　5. because　6. If Ⅱ、1. has cleaned　2. has gone　3. haven't finished　4. have been　5. Have; seen　6. have just made Ⅲ、1. B　2. A　3. C　4. B　5. A　6. D Ⅳ、1. have just put　2. Have; been　3. haven't; yet　4. has gone　5. have; found 外研版（2026）八年级上册 Unit 1 This is me　第 页 学科网（北京）股份有限公司 $