I ________ a shower when the phone rang.

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The colorful bright lanterns ________ the night.

[　　]

At night people gazed ________ the full，round moon.

[　　]

Linda couldn't see Alice ________.

[　　]

The boy is running ________ a big dog.

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The old man was ill. Now he is ________.

[　　]

A．in the hospital

B．in hospital

C．at hospital

D．at the hospital

There is a big tree ________ the house.

[　　]

A．in the front of

B．at the front of

C．in front

D．in front of

What happened while Linda was ________ the telephone?

[　　]

________ the boy was walking down the street，the UFO landed．

[　　]

What ________ you ________ when you father came back?

[　　]