Present Simple Tense – Do or Does? Q1

My sister -------- attend the after-school activities. 

A cat  -------- live underwater. 

-------- Nancy go to school?

-------- you play chess?

-------- Isac and Neil study at the library?

 I -------- like playing tennis, I prefer volleyball instead. 

-------- she speak a foreign language?

Our neighbor -------- park his car properly. 

Monkeys -------- fly. 

-------- we add cinnamon to this dessert?