1. The lower berth is more convenient.

2. Can I change it for a lower berth?

3. Could you let me have a lower berth?

4. Do you prefer an upper or a lower berth?

5. He is on the lower berth.

6. How about a lower berth?

6. is a sentence dictionary, on which you can find nice sentences for a large number of words.

7. Would you like an upper berth or a lower berth?

8. Yours is a lower berth, and mine is an upper one.

9. An area in a train's sleeping car containing an upper and a lower berth.

10. And which berth do you want, the upper berth or the lower berth?