Текст
Listen and read the sentences.0:03
Guess what the new words and word combinations in them mean?0:06
Ecology is a science.0:14
Nowadays there are a lot of ecological problems in the world and the world's ecology is getting worse.0:16
What is the climate in the place where you live nowadays?0:27
The climate is changing.0:31
I take part in many school activities.0:38
Do you know where crabs and dolphins live?0:46
Drinkable water is the water that is safe to drink.0:54
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