The present perfect tense_____________________

Practice!
(+) I have prepared dinner for you. Do not forget to come!
(-) …
(?) …

(+) Tony has graduated from university.
(-) …
(?) …

(-) Father has not slept for 2 hours.
(+) …
(?) …

(?) Has the waiter taken your order?
(+) …
(-) …

(?) Has Anna called you?
(+) …
(-) …

(?) Has Jenny been to your house before?
(+) …
(-) …

(-) I haven’t forgotten your name.
(+) …
(?) …

(+) Jenny and Jerry have been through a lot of together.
(-) …
(?) …

(-) Lia has not been sick since yesterday.
(+)
(?)

(?) Has Kiky been busy for these two years?
(+) …
(-) …
​

-) i have not prepared dinner for you...
?) have i prepared dinner for you...?

-) tony has not graduated from university
?) has tony graduated from university?

+) father has slept for 2 hours
?) has father slept for 2 hours?

+) the waiter has taken your order
-) the waiter has not taken your order

+) anna has called you
-) anna has not called you

+) jenny has been to your house before
-) jenny has not been to your house before

+) i have forgotten your name
?) have i forgotten your name

+) jenny and jerry have not been through a lot of together
?) have jenny and jerry been through a lot of together?

+) lia has been sick since yesterday
?) has lia been sick since yesterday?

+) kiky has been busy for these two years
-) kiky has not been busy for these two years