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( ) If the birds eat the sick or dead
fish, they will get much stronger.
Listen to the lesson and write true or false
F
T
F
/
die off
Read and put these sentences in the correct order.
( )All living things are connected.
( )We should protect the environment.
( )Living things live in the world.
( )All living things need water and food
to grow.
3
4
1
2
Read and finish the tasks
1. All the living things _______ weak and small and slowly _______ strong and big.
2. What happened to the birds if they eat sick or dead fish?
3. Why should we protect the earth and all the living things on it?
4.Nature is a balance between all the living things on the plant.
Because all living things are connected.
They may die off.
grow
start out
大自然是这个星球上所有生物之间的平衡。
die v. dead adj.
death n. dying 现在分词