1. 根据句意，从方框中选择适当的词, 并用其适当形式填空。

only, one, table, behind, under

1. （1） There is a big tree the house.

3. （2） — Is this your visit to Beijing? — Yes, it is.

5. （3） — How many guitars do we need? — a few.

7. （4） — What can you see the chair? — Some books and pencils.

9. （5） — What's on the ? — There are some keys and glasses.