A: Where is Jack?

B: At school.

A: Do you come (you/come) here very often?

B: Yes, every evening.

A: I play (play) tennis in the summer.

B: Really? So do I!

A: We leave (leave) the house at 6:30 every morning.

B: That's very early.

A: Sam doesn't know (not/know) anything about the party.

B: I know. It's a surprise.