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8.make a difference to … 对…...有影响
9.save energy节能
10.waste electricity 浪费
Read the lesson and fill in the blanks
When
What
On Tuesday
_________________ and picked up the garbage
_____________
went for a walk and found a _________ toy
On Wednesday
__________ the garbage and ___________ the garbage ________ different piles
Today
________ a car _______________ garbage
____________
go on a class trip to ______________________
cleaned up
Later on Tuesday
used
sorted
divided
into
made
out of
Later this month
the city recycling centre
Retell
On Tuesday
(clean up, pick up)
Later that day