Past simple 9 предложений отрицательные положительные и вопросительные

+1.My friend was at the party yesterday.-.My friend wasn; t at the party yesterday.? Was My friend at the party yesterday? 2.+My friend went to the country by car.-My friend didn't go to the country by car.? Did your friend go to the country by car? 3.+My friend was buzy yesterday.-My friend was buzy yesterday.? Was My friend buzy yesterday? 4.+His sister was at you college the day before yesterday.-His sister wasn't at you college the day before yesterday.Was his sister at you college the day before yesterday? 5.+Our parents were in the country last Sunday.-Our parents weren't in the country last Sunday.? Were your parents in the country last Sunday? 6.+I phone my friends yesterday.-I didn't phone my friends yesterday.? Did you phone your friends yesterday? 7.+They worked at the hospital.-They didn't work at the hospital.? Did they work at the hospital? 8.+Last Sunday our parents stayed at home.-Last Sunday our parents didn't stay at home.? Did our parents stay at home last Sunday? 9.+My friend phoned me at 9o'clock yesterday.-My friend didn't phone me at 9o'clock yesterday.? Did my friend phone me at 9o'clock yesterday?