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Unit 3 I'm not feeling well
LESSON 3 I need some cold medicine
Ted: Good morning. How can I help you?
Mike: Hi. I need some cold medicine. I caught a cold yesterday evening.
Ted: Do you have a cough?
Mike: No, I don't think so, but I do have a runny nose.
Ted: I see. I think this kind of cold medicine is for you.
Mike: Is this kind of medicine capsules or tablets?
Ted: Tablets. There are twenty tablets in each bottle. I think one bottle is enough for you.
Mike: Okay. I'll take it. How often should I take the medicine?
Ted: You should take it two times a day. Remember to take it with water.
Mike: All right. Thank you very much.
一、 学习目标 (Learning Objectives)
- 主题：学习如何在药店询问与药品相关的问题 (Learn to ask questions about medicine)。
- 核心语法：掌握
How often...提问频次的用法 (The usage of "How often...")。
二、 重点词汇与短语 (Key Vocabulary & Phrases)
| 单词/短语 | 含义 | 例句/用法 |
|---|---|---|
| cold medicine | 感冒药 | I need some cold medicine. (我需要一些感冒药。) |
| catch a cold | 感冒 | I caught a cold yesterday evening. (我昨晚感冒了。) |
| have a cough | 咳嗽 | Do you have a cough? (你咳嗽吗？) |
| runny nose | 流鼻涕 | I do have a runny nose. (我确实流鼻涕。) |
| capsule | 胶囊 | Is this kind of medicine capsules? (这种药是胶囊吗？) |
| tablet | 药片 | There are twenty tablets in each bottle. (每瓶里有二十片药。) |
| ... times a day | 一天……次 | You should take it two times a day. (你应该一天吃两次。) |
| take ... with (water) | 用（水）送服 | Remember to take it with water. (记得用水送服。) |
三、 对话逐句解析 (Dialogue Analysis)
Ted: Good morning. How can I help you?
- 中文：早上好。有什么可以帮您的？
- 重点：
How can I help you?是店员、服务人员开场招呼的标准句型。
Mike: Hi. I need some cold medicine. I caught a cold yesterday evening.
- 中文：你好。我需要一些感冒药。我昨晚感冒了。
- 重点：
cold medicine表示"感冒药"；catch a cold表示"感冒"，caught是过去式。
Ted: Do you have a cough?
- 中文：你咳嗽吗？
- 重点：
have a cough表示"咳嗽"，是常见症状描述句型。
Mike: No, I don't think so, but I do have a runny nose.
- 中文：没有，我觉得不咳嗽，但我确实流鼻涕。
- 重点：
I don't think so表示"我觉得不是"；do + 动词用来加强语气（"确实"）。
Ted: I see. I think this kind of cold medicine is for you.
- 中文：我明白了。我想这种感冒药适合你。
- 重点：
be for sb.表示"适合某人/给某人用的"。
Mike: Is this kind of medicine capsules or tablets?
- 中文：这种药是胶囊还是药片？
- 重点：
capsule与tablet是两种常见药品形态。
Ted: Tablets. There are twenty tablets in each bottle. I think one bottle is enough for you.
- 中文：是药片。每瓶里有二十片。我觉得一瓶就够你用了。
- 重点：
There are ... in ...描述数量；be enough for sb.表示"对某人来说够了"。
Mike: Okay. I'll take it. How often should I take the medicine?
- 中文：好，我就买这个。我应该多久吃一次药？
- 重点：
I'll take it.是购物时确认购买的固定说法；How often...?是本课语法重点（见下方）。
Ted: You should take it two times a day. Remember to take it with water.
- 中文：你应该一天吃两次。记得用水送服。
- 重点：
two times a day=twice a day，频次表达；take ... with water表示"用水送服"。
Mike: All right. Thank you very much.
- 中文：好的。非常感谢。
四、 语法要点：How often 的用法
How often...? 用来对频度副词提问，意思是"多久一次 / 每隔多久"。回答时用频次短语，例如：
常见频次表达：
once a week (每周一次)、twice a day (每天两次)、three times a month (每月三次) every day / every two weeks / every other day (每隔一天)
提问与回答示例：
—— How often do you eat vegetables? (你多久吃一次蔬菜？)
—— I usually eat them twice a week. (我通常一周吃两次。)—— How often should I do yoga? (我应该每隔多久做一次瑜伽？)
—— You should do it three times a week. (你应该一周做三次。)—— How often will you visit your mother in hospital? (你会每隔多久就去医院看望你的妈妈？)
本课对话原句：
—— How often should I take the medicine? (我应该多久吃一次药？)
—— You should take it two times a day. (你应该一天吃两次。)
💡 辨析提问词：
How often—— 多久一次（频次）How long—— 多长时间（持续时长）How soon—— 多久之后（未来某时间点）When—— 什么时候（时间点）
五、 热身环节：口语对话练习 (Warm-up Practice)
Q1: Have you bought medicine before? What did you buy? (你以前在药店买过药吗？买的是什么？)
- 回答参考 1 (感冒药):
Yes, I have. The last time I caught a cold, I went to the pharmacy and bought some cold medicine and a few tablets for my runny nose.
(买过。上次我感冒的时候，去药店买了一些感冒药，还有几片治流鼻涕的药。) - 回答参考 2 (止咳药):
Yes. When I had a bad cough last winter, I bought some cough medicine in capsules. It helped a lot.
(买过。去年冬天我咳嗽得厉害，买了一些胶囊状的止咳药，效果不错。) - 回答参考 3 (止疼药):
I once bought a pain-killer for my headache. I took one tablet, and the pain was gone in an hour.
(我有一次因为头痛买了止疼药。吃了一片，一个小时头就不疼了。)
Q2: How often do you take medicine when you are sick? (你生病的时候多久吃一次药？)
- 回答参考 1:
It depends. For cold medicine, I usually take it two times a day, in the morning and at night.
(看情况。感冒药我通常一天吃两次，早上和晚上各一次。) - 回答参考 2:
The doctor told me to take the tablets three times a day, and to take them with water. I always finish the whole bottle.
(医生让我一天吃三次，要用水送服。我每次都会把一整瓶吃完。)
💡 综合背诵范文 (Recommended Sample)
Question: Tell me about the last time you bought medicine. What did you buy and how did you take it?
Answer: Last week I caught a cold, so I went to the pharmacy to buy some cold medicine. I told the pharmacist that I had a runny nose but didn't have a cough. He gave me a bottle of tablets — twenty tablets in each bottle. I asked him how often I should take it, and he told me to take it two times a day and to take it with water. After three days, I felt much better.
(上周我感冒了，所以去药店买了些感冒药。我告诉药剂师我流鼻涕但不咳嗽。他给我拿了一瓶药片，每瓶二十片。我问他多久吃一次，他说一天两次、用水送服。三天后我就好多了。)
六、 任务练习：开口说 (Speak Out)
练习场景模拟：与外教聊上一次去药店买药的经历
Teacher: Hi, [Your Name]. When was the last time you went to the pharmacy? What medicine did you buy?
- 中文：嗨，[你的名字]。你上一次去药店是什么时候？买了什么药？
You: I bought some cold medicine about two weeks ago. I had a cold and a runny nose at that time.
- 中文：大约两周前我买了些感冒药。当时我感冒了，还流鼻涕。
- 解析：
...ago表示"……以前"；have a cold/runny nose描述症状。
Teacher: Was it capsules or tablets?
- 中文：是胶囊还是药片？
You: It was tablets. There were twenty tablets in the bottle.
- 中文：是药片。一瓶里有二十片。
- 重点词汇：
tablet(药片)；bottle(瓶)。
Teacher: How often did you take the medicine?
- 中文：你多久吃一次药？
You: I took it two times a day, in the morning and at night. The pharmacist also told me to take it with water. After a few days, I felt much better.
- 中文：我一天吃两次，早上和晚上各一次。药剂师还告诉我要用水送服。几天后我就感觉好多了。
- 重点词汇：
two times a day(一天两次)；take ... with water(用水送服)。