a) 1.Are they free on Sunday? They aren`t free on Sunday. 2.Was my friend ill last week? My friend wasn`t ill last week. 3.Will she be busy tomorrow? She won`t be busy tomorrow. 4.Is it cold today? It isn`t cold today. 5.Are the classes over at 5 o`clock in the evening? The classes aren`t over at 5 o`clock in the evening. 6.Are we fond of sports? We aren`t fond of sports.
b) 1.Has my bro a new car? My bro hasn`t a new car. 2.Has my son 6 lessens every day? My son hasn`t 6 lessens every day. 3.Have I got many friends? I haven`t got many friends. 4.Had my sis a lot of toys in her childhood? My sis hadn`t a lot of toys in her childhood. 5.Will our family have a new flat? Our family won`t have a new flat. 
c)1.Have I breakfast at 8 o`clock? I haven`t breakfast at 8 o`clock. 2.Has my friend lunch at 12 a.m? My friend hasn`t lunch at 12 a.m. 3.Have we dinner at home? We haven`t dinner at home. 4.Has he fish for supper? He hasn`t fish for supper. 5.Has she coffe in the morning or tea in the evening? She hasn`t coffe in the morning or tea in the evening. 6.Had I a good time last week-end? I hadn`t a good time last week-end. 7.Had they a good rest at the seaside last year? They hadn`t a good rest at the seaside last year. 8.Have we meals 3 times a day? As a rule we haven`t meals 3 times a day. 9.Have we tests very often? We haven`t tests very often.
d)1.Are there a many faculties at our University? There arem`t many faculties at our University. 2.Was there a computer class in that school? There wasn`t a computer class in thatschool. 3.Will there be a bus stop near our house? There won`t be a bus stop near our house. 4.Is there a beautiful picture in the wall? There isn`t a beautiful picture on the wall. 5.Are there a lot of people in the supermarket? There aren`t a lot of people in the supermarket.