1 Have helped 2 have traveled 3 have not written 4 has visited 5 has translated 6 has not made 7 has celebrated 8 have bought 9 has baked 10 have asked 11 has opened 12 have not went 13 has played 14 has cooked 15 have not seen 16 has called

Does Jane come from England?

Did Mark eat pizza?

Are you reading the newspaper now?

Is he playing tennis with his friends?

Am i got new alarm clock? Do I have new alarm clock?

Were you at home yesterday?

Will my friend meet you tomorrow?

Have you seen a lot animals in the safari park? I have seen a lot of animals in the safari park, haven't I?

Does Jane visit you last Friday?

Does he become a student last autumn?

Is the film boring?

Did they join sport club?

Did we play football one hour ago?

Did the students have test for 2 hours?