change the simple present perfect sentences below into (+),(-),(?) form correctly!
Jawaban:
1) (-) dyah has not been a nurse at bukit asam hospital for two years.
(?) has dyah been a nurse at bukit asam hospital for two years?
2) (+) my sisters and brother have gone to bandung since yesterday.
(?) have my sisters and brother gone to bandung since yesterday?
3) (+) rita has been busy for a moment.
(-) rita has not been busy for a moment.
4) (+) they have flown to london.
(-) they have not flown to london.
5) (-) my babies have not slept since one hour ago.
(?) have my babies slept since one hour ago?
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