题目内容：

填入适当的介词或副词。

1.There is an old bridge________ the river.

2.I like the skirt _______ some flowers on it.

3.Can you finish the work _______his help?

4.The boy is looking _________ the sea ________the window.

5.It’s quite cold. The temperature is _____0ºC.

6.You can’t see the hat. It’s _______ the door.

7.Wash your hands ________ meals.

8.Don’t stay _______.  Please come in.

9.Be friendly _____ the animals.They are our friends.