改错题。
1. Here are two pear.
______________________.
2. How much is they?
______________________.
3. I’m on the classroom.
_______________________.

找出下面各句中的错误，并改正。
1. Tom is going study French. __________
2. The children are playing the football in the park. __________
3. He was born on China.   __________
4. Yang Liwei went in a spaceship but made a video. __________
5. The ducks saw the picnic and eat it. __________

They arrive ______ Shanghai ______ ten o’clock. ( )

A．to; at

B．at; in

C．in; at

They all enjoy the festival ____ home. ( )

A．in

B．on

C．at

You can find ______ about the weather ______this newspaper. (    )

A．out, in

B．out, on

C．in, at