问题描述：
1.we'll use the sun to heat our homes.(改为同义句）
we ( ) ( ) ( )use the sun to heat our homes.
2.people will work three days a week.(对画线部分提问）
画线部分：three days
3.we'll send our homework to our teacher by email.(改为同义句）
4.I think that everyone will use computers.(改为否定句）
5.everyone will use paper,pens and pencils.(改为现在进行时）
we ( ) ( ) ( )use the sun to heat our homes.
2.people will work three days a week.(对画线部分提问）
画线部分：three days
3.we'll send our homework to our teacher by email.(改为同义句）
4.I think that everyone will use computers.(改为否定句）
5.everyone will use paper,pens and pencils.(改为现在进行时）
问题解答：
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