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3.Read the text fluently(熟读课文).
4.Understand to protect our environment is our duty
school yard
['sku?ljɑ?d]
key words and phrases
attention
[?'ten?n]
key words and phrases
rubbish
['r?b??]
garbage
['ɡɑ?b?d?]
litter
['l?t?(r)]
key words and phrases
pollution
[p?'lu??n]
pollute
[p?'lu?t]
key words and phrases
Give or show the meaning of …
explain
[?k'sple?n]
key words and phrases
key words and phrases
draw one’s attention
pick up
It takes/took …
clean up
a bit of