A

Từ "im lặng" là từ chỉ đặc điểm

X. True (T) or False (F)

1. Horse riding uses the most amount of calories. → F
   👉 Strenuous activities (like playing football, jogging) use up to 600 calories, while horse riding only uses 200–400 calories.
2. Reading uses as many calories as writing. → F
   👉 Reading uses 60 calories, writing uses 75 calories.
3. The calories we burn for eating and washing up are the same. → T
   👉 Both are very light activities (75 calories/hour).
4. Walking is a very light activity. → F
   👉 Walking is a moderate activity (100–200 calories/hour).
5. Sunbathing uses more calories than driving. → F
   👉 Sunbathing = 60 calories, driving = 75 calories.
6. When we are resting, we don’t burn calories. → F
   👉 We still burn 60 calories/hour even when resting.
7. Having a shower uses only 100 calories an hour. → T
8. Cycling and dancing use the same amount of calories. → T
   👉 Both are energetic activities (200–400 calories/hour).
9. Playing football uses fewer calories than swimming. → F
   👉 Football = up to 600, swimming = 200–400.
10. The amount of calories we use an hour depends on the activity we do. → T

X. Write complete sentences

1. Nick washes his hands a lot, so he doesn’t have the flu.
2. David eats lots of junk food, and he doesn’t do exercise.
3. The doctor told Elena that she should sleep more and try to relax more.
4. My sister plays computer games, but she does exercise too.
5. Eating carrots helps you see objects more clearly at night.
6. Going outside with wet hair can give you a cold or flu.

XI. Make correct sentences

1. We should keep our bodies warm to avoid the flu or a cold.
2. Getting enough rest helps you concentrate at school.
3. Vitamins play an important role in our diet.
4. You should not play more computer games in your free time.
5. The doctor is asking Mai some questions about her health problems.