Put the verd in negative and interrogative form: a) i come to the university at 9 b) he is a first yeat student c) these girls went to the theatre last evening. d) the lecture will last two hours e) the plane left minsk, for moscow at 11: 30 f) my friends will work in summer

Put the verd in negative and interrogative form:
a) I come to the university at 9
I don't come to the university at 9. Do I come to the university at 9?
b) He is a first year student
He is not a first year student. Is he a first year student?
c) These girls went to the theatre last evening.
These girls didn't go to the theatre last evening.Did these girls go to the theatre last evening?
d) The lecture will last two hours
The lecture will not last two hours. Will the lecture last two hours?
e) the plane left Minsk, for Moscow at 11:30
The plane didn't leave Minsk for Moscow at 11:30. Did the plane leave Minsk, for Moscow at 11:30?
f) My friends will work in summer
My friends will not work in summer. Will my friends work in summer?