Make 3 sentences with negatif, positif, and interogative form. Present continous tense sentence!

• PRESENT CONTINUOUS TENSE •

✐ formula : S + tobe + V1-ing

①
(+) She is climbing my tree house
(-) She isn't climbing my tree house
(?) Is she climbing my tree house?

②
(+) I am doing my final examination
(-) I am not doing my final examination
(?) am I doing my final examination?

③
(+) Selena and Arii are playing badminton in the backyard
(-) Selena and Arii are not playing badminton in the backyard
(?) Are Selena and Arii playing badminton in the backyard?