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第79頁

信息發(fā)布者：
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一、作業(yè)精靈老師示例：
1.  It's Sunday.
2.  No, it isn't.
3.  Rubbish makes our city dirty.
4.  Yes, it is.
5.  Rubbish.
6.  We can sweep the floor.
7.  No, we can't.
8.  In the bins.
9.  We can plant more trees.
10.  By bike or on foot.
作業(yè)精靈老師示例：To make our city clean, 
we can walk or take the 
bus to the school. We 
should put rubbish in the 
bin. We can plant more 
trees. We can move 
factories away from our city. To keep the 
Earth clean, we have many things to do.
作業(yè)精靈老師示例：
    My bedroom is messy 
and dirty.  Rubbish makes 
it dirty. I should put my 
toys in order. I can sweep 
the floor to keep the room 
clean. I can put my clothes 
in the box.
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