Unit 3: Healthy Living for Teens

Health: healthy, fit, strong, energetic, active, exercise, workout, gym, yoga, meditation, sleep, rest, relax

Food: balanced diet, nutrition, vitamin, protein, carbohydrate, fat, vegetable, fruit, junk food, fast food, soft drink

Problems: stress, pressure, anxiety, depression, tired, exhausted, overweight, obesity, disease, illness

Activities: play sports, go jogging, do exercise, eat healthy, drink water, get enough sleep, avoid stress, stay positive

Practice using vocabulary in context about healthy lifestyle, nutrition, exercise, and mental health.

Modal Verbs in Conditional Sentences Type 1 (Động từ khuyết thiếu trong câu điều kiện loại 1)

A. Câu điều kiện loại 1 cơ bản:

• Cấu trúc: If + S + V (present simple), S + will + V (infinitive)
• Ex: If you eat healthy food, you will be strong.

B. Với động từ khuyết thiếu (Modal verbs):

• Cấu trúc: If + S + V (present simple), S + modal verb + V (infinitive)
• Modal verbs: can, may, might, should, must, have to, ought to

1. Can (có thể):

• Ex: If you exercise regularly, you can stay fit.
• Diễn tả khả năng

2. May/Might (có thể, có lẽ):

• Ex: If you don't sleep enough, you may/might feel tired.
• Diễn tả khả năng xảy ra (không chắc chắn)

3. Should (nên):

• Ex: If you feel stressed, you should relax.
• Diễn tả lời khuyên

4. Must/Have to (phải):

• Ex: If you are sick, you must/have to see a doctor.
• Diễn tả sự cần thiết, bắt buộc

C. Đảo ngữ (Unless = If not):

• Unless + S + V, S + modal + V
• Ex: Unless you exercise, you can't stay fit.
• = If you don't exercise, you can't stay fit.

Getting Started, A Closer Look 1-2, Communication, Skills 1-2, Looking Back, Project