Teaching Content:
Mastery words and expressions: yard, rubbish, pick up, bit, a bit of, big
Oral words and expressions: garbage, pollution, finish doing, get to work
Teaching Aims:
1.Let the students understand to protect our environment is our duty.
2.We should keep our school yard clean.
Teaching Important Points:
1.Know how many ways we can say “garbage”.
2.Talk about the destroy of the rubbish.
Teaching Difficult Points:
