Besides or beside

1. She sat ( beside/ besides) her sister.

2. Is anyone coming (  beside/ besides)David?

3. These shoes are expensive (beside/ besides) they are too big.

4. She had shouted down the phone at him, (beside/ besides) herself with  anxiety.

5. My painting looks childish ( beside/ besides) yours.

6. What other sports do you play (beside/besides) tennis ?

7. Who was at the party (beside/ besides) your friends?

8. Our school was built right (beside /besides) a river

9. (beside/ besides )playing tennis, I also play football.

10. He was ( beside besides) himself with rage when the train left without him.