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Unit 6 Wisdom counts
语法探究课学案
2026-2027学年沪教版八年级英语上册
Class __________ Name __________ Date __________
教材定位 第89至90页 建议课时 40分钟
本课聚焦 比较现在完成时和一般过去时,先判断时间视角,再选择形式。
完成标志 解释两种时态的不同作用,并完成一段自然的故事交流。
一 两句话 为什么不一样 5分钟
Read the exchange on p. 89. Imagine that you are standing beside the captain now.
A The Greeks have gone.
B They left last night.
1. Which sentence tells us WHEN the action happened? ______
2. Which sentence explains why the camp is empty NOW? ______
3. Do the two sentences describe different departures? YES / NO
My first rule: __________________________________________________________________
二 给句子找到时间视角 8分钟
Underline the verb phrase. Write N for a connection with now, or P for a completed past time. 句中“现在”以说话者所在的时间为准。
Sentence
N or P
Evidence or meaning
1. We have found a wooden horse. Come and see it!
_____
Now we can __________.
2. We found the horse outside the gate this morning. It is evening now.
_____
Finished time: __________.
3. I have read three stories so far.
_____
The time continues until ______.
4. I read the story last Sunday.
_____
Finished time: __________.
Complete the rule: We use ____________________ for a completed event at a finished past time. We use ____________________ for experience, results or situations connected with now.
Form check: present perfect = __________ / __________ + past participle(过去分词).
Simple past question = __________ + subject + base verb(动词原形)?
三 检验规则 不被时间词牵着走 9分钟
1. The Trojan War is over in our historical retelling. It lasted / has lasted for ten years.
2. I joined the History Club two years ago and I am still a member. I was / have been a member for two years.
Both sentences use for. Why are the tenses different? You may explain in Chinese.
________________________________________________________________________________
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3. “We have won!” says the captain in the story. Why can an ancient character use the present perfect?
A Every sentence in an ancient story must use it.
B The captain connects the result with his own “now”.
C The captain is speaking from the present day.
4. Repair the sentences. Explain ONE correction.
a. I have visited the museum yesterday. → ____________________________________________
b. She has wrote a story about wisdom. → _____________________________________________
c. Did you readed it last night? → ___________________________________________________
d. I learnt a lot since I joined the club, and I am still learning. → ___________________________
My explanation: _________________________________________________________________
四 把规则放进真实交流 8分钟
Complete the dialogue with the correct forms of the verbs. Read the whole situation first.
A: (1) __________ you ever __________ (read) a story about Zhuge Liang?
B: Yes. I (2) __________ (read) one last weekend.
A: Which story (3) __________ you __________ (choose) then?
B: Arrows borrowed from an enemy. In the story, he (4) __________ (use) boats to collect arrows.
A: I (5) __________ just __________ (finish) that story, so I can discuss it now.
B: Great! Our club (6) __________ (study) ancient stories since September, and the project is still going on.
Circle two different time clues. Explain why items 1 and 2 use different tenses.
________________________________________________________________________________
五 故事访谈与离堂诊断 10分钟
Take 6 minutes to create and practise an interview with your partner. Choose a familiar story. If you need help, use the story notes below.
Story notes The Trojan Horse: the Greeks could not enter Troy; some soldiers hid inside a wooden horse; the Trojans took it inside; the soldiers opened the gate at night.
Your interview must move through three stages: experience → past details → present learning. 至少一个现在完成时问句、两个一般过去时细节句和一个学习收获句。
Stage
Your lines
Experience
A: Have you ever __________________________________?
B: _______________________________________________
Past details
A: When did you ___________________________________?
B: _______________________________________________
A: What happened in the story?
B: _______________________________________________
Learning now
A: What have you learnt from it?
B: _______________________________________________
Pair check Underline one finished past time. Box one present-perfect verb phrase. Does each tense express the intended meaning?
独立诊断 4分钟
1. I __________ (see) the film last Saturday.
2. Look at my notes! I __________ already __________ (find) three useful details.
3. The ancient war __________ (end) long ago.
4. Explain the difference in Chinese or English.
“I lost my notebook yesterday.” / “I have lost my notebook, so I cannot show you my notes now.”
________________________________________________________________________________
________________________________________________________________________________
自评 [ ] 我先判断意思和时间范围 [ ] 我会用过去分词 [ ] 我没有把现在完成时直接搭配yesterday
课后选做 Write four sentences about your reading: one experience, two details of a finished reading event, and one thing you have learnt. Label the time viewpoint of each sentence.
参考答案与规则说明
一与二 从意义归纳形式
一 1. B 2. A 3. NO。两句可以描述同一次离开:have gone突出现在已不在此处;left last night交代过去离开的时间。
二 1. have found,N;see the horse。2. found,P;this morning(语境明确此刻是晚上)。3. have read,N;now。4. read,P;last Sunday。第4句read的过去式拼写不变,读音为/red/。
规则填空 the simple past;the present perfect;have / has;Did。规则核心是完成的过去时间与当前联系。ever、already、for等可提供线索,但不是脱离语境的“自动按钮”。
三 对规则作压力测试
1. lasted。战争在回顾叙述中已经结束,for ten years只说明持续了多久,不说明延续到现在。
2. have been。成员身份开始于过去,且现在仍继续。两个for短语相同,时间范围不同。
3. B。直接引语以故事中人物说话的那个时刻为“现在”;“We have won!”表达队长当时认为已经出现的结果,不意味着现实中此刻战争刚结束。还应提醒学生:人物的判断未必正确。
4a. I visited the museum yesterday. 有明确且已结束的过去时间。
4b. She has written a story about wisdom. has后接过去分词written。
4c. Did you read it last night? Did后用动词原形read。
4d. I have learnt / have learned a lot since I joined the club, and I am still learning. 学习从加入俱乐部持续到现在。
四 情境填空
1. Have; read 2. read 3. did; choose 4. used 5. have; finished 6. has studied。第6题若学生已学现在完成进行时,has been studying也可表达持续活动,但本课不要求。
第1题询问截至现在的人生经历,没有限定一次已结束的过去时间;第2题转入last weekend的具体经历。第4题用一般过去时讲故事中的行动;第5题突出当前可以讨论的结果;第6题表示项目仍在继续。
语法运用示例与诊断反馈
五 故事访谈示例
A: Have you ever read the story of the Trojan Horse?
B: Yes, I have.
A: When did you read it?
B: I read it last week.
A: What happened in the story?
B: The Greeks hid some soldiers inside a wooden horse. The Trojans pulled it into their city. At night, the soldiers opened the gate.
A: What have you learnt from it?
B: I have learnt that we should listen to others and check the facts.
评价要点 经历问句恰当;已结束的事件用一般过去时;学习收获联系当前;问答意思衔接。一般现在时“I think …”也可用于表达当前观点,不必强行把整段改成完成时。
独立诊断答案
1. saw 2. have; found 3. ended。
4. 第一句交代昨天发生的丢失事件,并未明确告诉我们现在是否已经找回。第二句强调丢失给现在带来的结果:此刻无法展示笔记。两句都谈过去,但信息焦点不同。
出现的问题
下一步纠正
看到for就用完成时
比较“持续十年但已结束的战争”与“仍在继续的社团经历”,先圈出时间范围。
has后用过去式
对照write—wrote—written,find—found—found,go—went—gone,read—read—read。
Have you ever后续一直用完成时
追问When did …?,把经历问答转入某次具体的过去事件。
故事人物不准用完成时
分清叙述者回顾过去与人物在当时说话这两种视角。
达成判断 独立诊断前三题每题1分,第4题2分;得4至5分表示基本达成。得0至3分者先用中文说清“时间是否结束、现在有什么联系”,再重做一个同类情境。
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