a) When John goes to sleep he sometimes talks.
b) Sorry, Mr. Smith. I cannot speak to you right now. I am busy.
c) Paul goes to London 3 times a year, but this summer he stays at home.
d) He isn't going to the cinema, but he is going to the theatre every week.
e) John isn't here. He is working late this evening.
f) We are helping our mother in the kitchen right now.
g) Peter always sings when he has a bath.
h) I must go home now, because my parents are waiting for me.
