2.Knock a stick into the earth in the hole. (The stick should be straight.)
3.Put the tree in the hole next to the stick.
4.Put the earth back in the hole again. Then push it down hard with your foot.
Homework
1. Retell the text. 2. Make up sentences using these structures:
a) prevent sb./ sth. (from) doing sth. stop sb./ sth (from) doing sth. keep sb./ sth from doing sth. b) be + V-ed c) thousands of; hundreds of; millions of
Paragraph 1
Why are forests important?
a) Forests help to keep water from running away. (Drought does not often happen.)
b) The trees in the forests can keep rain drops from hitting the soil directly.
The end See you !
Language points
1.keep sb./ sth. from doing sth. 阻止…做… stop sb./ sth. (from) doing sth. prevent sb./ sth (from) doing sth
