Write these sentences with Present perfect tense in negative, positive and question

Ex 4. Write these sentences with Present perfect tense in negative, positive and question
1. He has lived here for three years.
(-)_____________________________________
(?) __________________________________
2.(+) __________________________________
(-) We haven’t been here for two weeks.
(?) __________________________________
3.(+) __________________________________
(-)_____________________________________
(?) Have they missed the train?
4. I have had breakfast this morning.
(-)_____________________________________
(?)_____________________________________
5.(+) __________________________________
She hasn’t passed the exam.
(?)_____________________________________
6.(+) __________________________________
(-)_____________________________________
Have you met his mother?
7. We have eaten too much chocolate.
(-)_____________________________________
(?)_____________________________________
8.(+) __________________________________
I haven’t known David for ten years.
(?)_____________________________________
9.(+) __________________________________
(-)_____________________________________
Has she read the book?