根据句意，选择恰当的词填入句中。
at  long   watermelon  short  night  moon  sun
1.In summer, it's hot. I like to drink ________ juice.   
2.At ________, the ________ is high in the sky. It's big and bright.   
3.The shadow is ________ in the morning but it is ________ at noon.   
4.The ________ rises in the morning. It goes down in the evening.   
5.________ night, the stars are high in the sky. They are beautiful.

Are you ready ______ your trip? (    )

A．in

B．for

C．from

—Who can help me? I can’t carry all the books. (    )
—Sorry, I am_____ the phone.

A．on

B．in

C．at

看图完成句子
1. There are many desks ______________________.

2. Is there ________________________on the farm?

3. Are there any people ________________________?

4. There is ________________________on my desk.

5. Are there ________________________ in the fridge?