2) A: Is Sharon going to buy a new tennis racket?
B: Yes, he is.
3) A: Are Mario and Carlos going to have lunch with us?
b: No, they aren't.
4) A: Is Andrew going to walk to school?
B: No, he isn't.
5) A: Are your friends going to come to the party?
B: Yes, they are.
6) A: Are you going to fly to Rome?
B: No, i'm not.