Bài 7.
a. She works 12 hours a day so she often feels tired
b. She is weak and she has a sore throat
c. She always brushes her teeth so she doesn't have a sore throat
d. He has a headache but he doesn't take medicine
e. He drinks lots of soda and he eats a lot of junk food too
43. Peter watches TV a lot, so he must wear glasses
44. My sister sleeps little, so she has an earsore .
45. My sister has a cough, so she is going to hospital now.
Bài 8 .
46. Drink more water because it is very essential for your body.
47. Sit less in front of the TV or a computer if you don't want your eyes to be hurt.
48. Eat more healthy foods like fruits, vegetables or fish. You will stay in shape.
49. Exercise more , and count calories when eating. This can help you lose weight.
50. Eat less high-fat food to avoid obesity.
51. Stay outdoors more and do more physical activities. You will be more healthy and active.
52. Spend less time playing computer games.
53. Sunbathe less to avoid sunburn.
54. Take more public transportation. You can save a lot.