1.My sister has a new bike.改否定句和一般疑问句,作肯定和否定回答【共五题】2.They have a computer.改否定句和一般疑问句,作肯定和否定回答.3.She has a good friend.改否定句和一般疑问句,作肯定和否定回答.4.Nancy and Mike have two new bags.改否定句和一般疑问句,作肯定和否定回答.5.David has a telescope.改否定句和一般疑问句,作肯定和否定回答.

1.My sister has a new bike.
My sister doesn't have a new bike.
Does your sister have a new bike?
Yes,she does.
No,she doesn't.
2.They have a computer.
They don't have a computer.
Do they have a computer?
Yes,they do.
No,they don't.
3.She has a good friend.
She doesn't have a good friend.
Does she have a good friend?
Yes,she does.
No,she doesn't.
4.Nancy and Mike have two new bags.
Nancy and Mike don't have two new bags.
Do Nancy and Mike have two new bags?
Yes,they do.
No,they don't.
5.David has a telescope.
David doesn't have a telescope.
Does David have a telescope?
Yes,he does.
No he doesn't.