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B) 按要求完成下面练习。
1. 用 among 和 between 完成下列句子。
1) We change seats every week. This week I sit Peter and Grace.
2) Sweet things are very popular young people.
3) We can be the best students if we work harder (更加努力).
2. 用 both 和 all 完成下列句子。
1) There are two boys in the club. They are my good friends.
2) We need energy from foods. But not foods are good for us.
3) There are a lot of trees on sides of the road.
1. 用 among 和 between 完成下列句子。
1) We change seats every week. This week I sit Peter and Grace.
2) Sweet things are very popular young people.
3) We can be the best students if we work harder (更加努力).
2. 用 both 和 all 完成下列句子。
1) There are two boys in the club. They are my good friends.
2) We need energy from foods. But not foods are good for us.
3) There are a lot of trees on sides of the road.
答案
1. 1) between 2) among 3) among 2. 1) both 2) all 3) both
解析
1. 1) between（表示在两者之间）
2) among（表示在三者及以上之间）
3) among（表示在学生群体中，三者及以上）
2. 1) both（指两个男孩，两者都）
2) all（指所有食物，三者及以上）
3) both（指路的两边，两者都）
2) among（表示在三者及以上之间）
3) among（表示在学生群体中，三者及以上）
2. 1) both（指两个男孩，两者都）
2) all（指所有食物，三者及以上）
3) both（指路的两边，两者都）
Ⅰ. Read Section B, underline the following language chunks. After that, translate and use them to complete the sentences. 阅读 Section B，并将下列语块在课本上画出来，翻译这些语块，然后选用这些语块完成下列句子。
1. improve your eating habits 2. have fast food
3. put on weight 4. cause heart problems
5. cook your own meal 6. make healthy balanced meals
7. feel hungry/sleepy 8. too busy to eat anything
9. give us energy 10. focus on our studies
11. cause tooth problems 12. after all
13. keep the doctor away 14. all kinds of vegetables
15. bad/poor eating habits 16. soft drink
17. taste so good 18. it's better to...
19. get thirsty 20. in future
21. look good 22. different types of food
23. stay healthy 24. be good for
25. keep us healthy 26. take in nutrients
27. gain weight 28. lose weight
29. help our body work well 30. eat balanced meals
31. grow well 32. stay with us our whole life
33. You should . That's good for your health.
34. Although sweet things , it's better not to eat too much of them.
35. My mom can cook many .
36. Eating too much sweet food may .
37. It's better to at home if you're free. It is healthy.
38. We all know that an apple a day can .
39. If we are feeling hungry in the morning, we can't .
1. improve your eating habits 2. have fast food
3. put on weight 4. cause heart problems
5. cook your own meal 6. make healthy balanced meals
7. feel hungry/sleepy 8. too busy to eat anything
9. give us energy 10. focus on our studies
11. cause tooth problems 12. after all
13. keep the doctor away 14. all kinds of vegetables
15. bad/poor eating habits 16. soft drink
17. taste so good 18. it's better to...
19. get thirsty 20. in future
21. look good 22. different types of food
23. stay healthy 24. be good for
25. keep us healthy 26. take in nutrients
27. gain weight 28. lose weight
29. help our body work well 30. eat balanced meals
31. grow well 32. stay with us our whole life
33. You should . That's good for your health.
34. Although sweet things , it's better not to eat too much of them.
35. My mom can cook many .
36. Eating too much sweet food may .
37. It's better to at home if you're free. It is healthy.
38. We all know that an apple a day can .
39. If we are feeling hungry in the morning, we can't .
答案
Ⅰ.
1. 改善你的饮食习惯
You should improve your eating habits. That's good for your health.
2. 吃快餐
Many people like to have fast food because it is convenient.
3. 增加体重；发胖
If you eat too much junk food, you will put on weight.
4. 引起心脏问题
Eating too much fatty food can cause heart problems.
5. 自己做饭
It's better to cook your own meal at home if you're free. It is healthy.
6. 做健康平衡的膳食
We should learn to make healthy balanced meals.
7. 感到饥饿/困倦
If we don't get enough sleep, we will feel sleepy during the day. If we don't eat on time, we will feel hungry.
8. 太忙而什么都没吃
He was too busy to eat anything this morning.
9. 给我们能量
Fruit and vegetables can give us energy.
10. 集中精力学习
If we want to focus on our studies, we need to have a healthy diet.
11. 引起牙齿问题
Eating too much candy can cause tooth problems.
12. 毕竟
After all, health is the most important thing.
13. 使医生远离（即预防疾病，保持健康）
An apple a day keeps the doctor away.
14. 各种各样的蔬菜
We should eat all kinds of vegetables to stay healthy.
15. 不良饮食习惯
Bad/poor eating habits can lead to many health problems.
16. 软饮料（不含酒精）
Drinking too many soft drinks is not good for our health.
17. 味道如此好
The cake tastes so good that I can't stop eating it.
18. 最好……
It's better to eat balanced meals every day.
19. 变得口渴
If you exercise a lot, you will get thirsty.
20. 在将来
We should develop good habits now so that we can be healthy in future.
21. 看起来好
Eating healthy food can make us look good.
22. 不同种类的食物
We need to eat different types of food to get all the nutrients we need.
23. 保持健康
Exercise can help us stay healthy.
24. 对……有益
Drinking milk is good for our bones.
25. 使我们保持健康
A balanced diet can keep us healthy.
26. 吸收营养
Fruit and vegetables can help our body take in nutrients.
27. 体重增加
He has gained weight recently because he eats too much junk food.
28. 体重减轻
She has lost weight by eating less and exercising more.
29. 帮助我们的身体正常工作
Protein can help our body work well.
30. 吃均衡的膳食
We should eat balanced meals every day.
31. 良好地生长
Children need to eat well to grow well.
32. 伴随我们一生
Good eating habits will stay with us our whole life.
33. improve your eating habits
34. taste so good
35. different types of food (或 all kinds of vegetables 等，结合前文“cook many” ，填食物类语块均可)
36. cause tooth problems
37. cook your own meal
38. keep the doctor away
39. have fast food
1. 改善你的饮食习惯
You should improve your eating habits. That's good for your health.
2. 吃快餐
Many people like to have fast food because it is convenient.
3. 增加体重；发胖
If you eat too much junk food, you will put on weight.
4. 引起心脏问题
Eating too much fatty food can cause heart problems.
5. 自己做饭
It's better to cook your own meal at home if you're free. It is healthy.
6. 做健康平衡的膳食
We should learn to make healthy balanced meals.
7. 感到饥饿/困倦
If we don't get enough sleep, we will feel sleepy during the day. If we don't eat on time, we will feel hungry.
8. 太忙而什么都没吃
He was too busy to eat anything this morning.
9. 给我们能量
Fruit and vegetables can give us energy.
10. 集中精力学习
If we want to focus on our studies, we need to have a healthy diet.
11. 引起牙齿问题
Eating too much candy can cause tooth problems.
12. 毕竟
After all, health is the most important thing.
13. 使医生远离（即预防疾病，保持健康）
An apple a day keeps the doctor away.
14. 各种各样的蔬菜
We should eat all kinds of vegetables to stay healthy.
15. 不良饮食习惯
Bad/poor eating habits can lead to many health problems.
16. 软饮料（不含酒精）
Drinking too many soft drinks is not good for our health.
17. 味道如此好
The cake tastes so good that I can't stop eating it.
18. 最好……
It's better to eat balanced meals every day.
19. 变得口渴
If you exercise a lot, you will get thirsty.
20. 在将来
We should develop good habits now so that we can be healthy in future.
21. 看起来好
Eating healthy food can make us look good.
22. 不同种类的食物
We need to eat different types of food to get all the nutrients we need.
23. 保持健康
Exercise can help us stay healthy.
24. 对……有益
Drinking milk is good for our bones.
25. 使我们保持健康
A balanced diet can keep us healthy.
26. 吸收营养
Fruit and vegetables can help our body take in nutrients.
27. 体重增加
He has gained weight recently because he eats too much junk food.
28. 体重减轻
She has lost weight by eating less and exercising more.
29. 帮助我们的身体正常工作
Protein can help our body work well.
30. 吃均衡的膳食
We should eat balanced meals every day.
31. 良好地生长
Children need to eat well to grow well.
32. 伴随我们一生
Good eating habits will stay with us our whole life.
33. improve your eating habits
34. taste so good
35. different types of food (或 all kinds of vegetables 等，结合前文“cook many” ，填食物类语块均可)
36. cause tooth problems
37. cook your own meal
38. keep the doctor away
39. have fast food
