077&078-Terrible Toothache
Audio & Text(音频及原文)
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Vocabulary (词汇)
1. Appointment /əˈpɔɪntmənt/ (n.): 约定,预约
Do you have an appointment?
2. Urgent /ˈɜːrdʒənt/ (adj.): 紧急的
It's very urgent. I feel awful.
3. Toothache /ˈtuːθeɪk/ (n.): 牙痛
I have a terrible toothache.
4. Awful /ˈɔːfl/ (adj.): 可怕的,糟糕的
I feel awful.
5. Busy /ˈbɪzi/ (adj.): 忙碌的
The dentist is very busy at the moment.
Grammar (语法)
1. Using "Must" for Necessity (表示必要)
在表达必要性或紧急情况时,我们常用"must"来表示某事是必须要做的。
句型结构:
主语 + must + 动词原形
- I must see the dentist now.(我现在必须看牙医。)
- You must come at 10 a.m. on Monday.(你必须在星期一早上10点来。)
Examples:
- You must see a dentist if you have a toothache.(如果你有牙痛,必须看牙医。)
- I must go to work tomorrow.(我明天必须去工作。)
2. Using "Can" for Ability or Permission (表示能力或许可)
Can表示能力或是否有许可。用于询问是否可以做某事,或者表示某人有能力做某事。
句型结构:
主语 + can + 动词原形
- Can you come at 2 p.m.?(你能在下午2点来吗?)
- Can the dentist see me now?(牙医现在能见我吗?)
Examples:
- Can you speak English?(你会说英语吗?)
- He can play the guitar very well.(他吉他弹得很好。)
3. Using "Can't" for Prohibition or Impossibility (表示禁止或不可能)
Can't表示某事不能做,通常用于表达禁止或者不可能发生的情况。
句型结构:
主语 + can't + 动词原形
- I can't wait till this afternoon.(我不能等到下午。)
- The dentist can't see me now.(牙医现在不能见我。)
Examples:
- You can't park here.(你不能在这里停车。)
- I can't go to the party tonight.(我今晚不能去参加聚会。)
4. Talking About Time (谈论时间)
Using Time Expressions (使用时间短语)
-
At + 点钟(表示具体的时间)
- Can you come at 10 a.m.?(你能在早上10点来吗?)
- We will meet at 3 p.m.(我们将在下午3点见面。)
-
In + 时间段(表示时间的范围)
- I have an appointment in the morning.(我有一个上午的约会。)
- The dentist will be free in 30 minutes.(牙医30分钟后有空。)
-
On + 日期(表示具体日期)
- I must see the dentist on Monday, April 24th.(我必须在4月24日星期一看牙医。)
Examples:
- I will call you at 9 a.m. tomorrow.(我明天早上9点打电话给你。)
- He will see the doctor on Wednesday.(他将在星期三看医生。)
5. Expressing Difficulty or Urgency (表达困难或紧急情况)
- It's very urgent.(这非常紧急。)
- I feel awful.(我感觉很糟糕。)
- It's very busy at the moment.(现在非常忙。)
Examples:
- It's urgent to see the dentist.(看牙医是紧急的。)
- I feel awful after the long trip.(长途旅行后我感觉很糟糕。)
Extension (扩展)
1. Common Phrases with "Must" (常见的“Must”短语)
| English Phrase | 中文解释 | English Example | 中文翻译 |
|---|---|---|---|
| Must see a doctor | 必须看医生 | You must see a doctor if you're sick. | 如果你生病了,必须看医生。 |
| Must wait till | 必须等到 | You must wait till the dentist is free. | 你必须等到牙医有空。 |
| Must come at (time) | 必须在某个时间到 | You must come at 10 a.m. on Monday. | 你必须在星期一上午10点来。 |
| Must do (something) | 必须做某事 | I must do my homework now. | 我现在必须做作业。 |
| Must not (verb) | 不可以做某事 | You must not forget your appointment. | 你不可以忘记你的约会。 |
2. Talking About Health and Well-being (谈论健康和身体状况)
| English Phrase | 中文解释 | English Example | 中文翻译 |
|---|---|---|---|
| Toothache | 牙痛 | He has a toothache. | 他牙痛。 |
| Headache | 头痛 | She has a headache. | 她头痛。 |
| Feel awful | 感觉很糟糕 | I feel awful after that meal. | 我吃完那顿饭后感觉很糟糕。 |
| Urgent health problem | 紧急的健康问题 | It was an urgent health problem. | 这是一个紧急的健康问题。 |
| Very busy | 非常忙碌 | The doctor is very busy at the moment. | 医生现在非常忙。 |
Lesson 78
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