Skiing broken leg
B
1. AIDS result from HIV
2. Improperly stored food can bring about food poisoning
3. Swimming in pools can result in ear infection
4. Skiing can provoke broken leg
5. Epidemics can be caused by bacteria
6. Coughs can be a consequences of colds and flu
7. Slow infant development can be the result of poor nutrition
8. Skin cancer can follow too much exposure to the sun
9. Heart trouble can result from diet in fat
10. Lung cancer is due to cigarette smoking
Exercise 12
A
Causes
1.a b d e f g i
2.a b c d f i j
B
Effects
1.a b d e f h
2.d f g
Exercise 13