中翻英，急！请结合新概念，不要太深奥共8句：那些孩子们正在向我们挥手。货车正在以每小时240

Those kids are waving to us.

He dreamed about his grandma tonight.

Mom asks me to turn off the TV immediately.

The teacher asks us to fold up the books.

Tom got a fever yesterday. That is why he doesn't show up today.
You'd better don't open the window as it is cold outside.

1.Those children are waving to us.
2. The truck is steering on 240km/h.(虽然原文是每小时240米，不过应该是不小心打错了吧）
3.He dreamed of his grandma this evening.
4. You'd better get up earlier tomorrow morning.
5. Mom asked me to turn off TV immediately.
6. Teacher asked us to close the books.
7. Tom had a fever that's why he didn't come to school.
8. You'd better close the window. it's very cold outside.