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What has happened there?
Have you ever had a picnic?
Kangkang, Jane, Maria and Michael are planning a picnic for Sunday.
Answer these two questions. 1.Where are they going to have a picnic? 2.What has happened there?
1a Listen, look and say.
1b Listen to 1a and mark the words with P (Past) or N (Now).
____ beautiful ____ butterflies ____ dirty
____ grass ____ terrible ____ factory
____ bees ____ fresh ____ clean
____waste water
P
P
N
P
N
N
P
P
P
N
waste water
waste paper
Waste water. 浪费水。
Don’t waste paper. 不要浪费纸。
waste
adj.
v.
There are several chemical
factories pouring waste water
into the stream.有几家化工厂正在往小溪里排放废水。