6. (+) Today is rainy. It was sunny yesterday
(-) Today is rainy. It was not sunny yesterday
(?) Today is rainy. Was it sunny yesterday?
7. (+) I bought an iPhone yesterday
(-) I did not buy an iPhone yesterday
(?) Did I buy an iPhone yesterday?
8. (+) Toro was here this morning.
(-) Toro was not here this morning.
(?) Was Toro here this morning?
9. (+) Amira was absent yesterday because she visited her grandfather.
(-) Amira was not absent yesterday.
(?) Was Amira absent yesterday?
10. (+) Last Thursday I stayed at my aunt’s house and my father picked me up.
(-) Last Thursday I did not stay at my aunt’s house and my father did not pick me up.
(?) Did you stay at your aunt’s house last Thursday and your father picked you up?