mọi người dùm em với ạ 1. Jean is a better cook than Gwen is  Gwen doesn’t 2. The children are too young to see horror films  The children aren’t 3. The children couldn’t go swimming because the sea was very rough  The sea too 4. No one told me about the change of the plan  I 5. They couldn’t sell the old house at this price  The old house 6. He sent the package by mail  The package 7. People are destroying large areas of forest every day  Large areas 8. Somebody has bought the land next to our house  The land 9. Somebody will tell you when you should go in to see the doctor  You 10. I don’t know the answer, so I can’t tell you.( If..