Solución exercise 4. Present simple

Exercise 4. Answer these questions. N is for no, Y is for yes. 

1.- Do you play tennis? N 
No, I don't. 

2.- Does he sleep in the morning? Y 
Yes, he does. 

3.- Does she speak german? N No, she doesn't. 

4.- Does it eat fish? Y 
Yes, it does. 

5.- Do they study English? N No, they don't. 

6.- Do we swim in the river? Y Yes, you do.