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B: The villagers have destroyed them.
lake/fish
factory/
pollute
hill/ trees
farmers/cut down
village/flowers and grass
villagers/destroy
What can you see there?
We can see bees and butterflies dancing.
bee
butterfly
Is the West Hill beautiful?
The flowers and grass have gone!
Oh, my goodness. What a mess!
Look! There are several chemical factories pouring waste water into the stream.
= have disappeared.
Is it beautiful now?
What has happened there?
P27 1a mp3
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。
There be…doing sth…
……有……在做某事
e.g. There are some people waiting for the bus at the bus stop.
1b Listen to 1a and mark the words with P (Past) or N (Now).
____ beautiful ____ butterflies ____ dirty
____ grass ____ terrible ____ factory
____ bees ____ fresh ____ clean