The parents wanted to know if religious education was compulsory at that school.
Some students couldn't remember what home task they had got the day before. (меняется порядок слов - сначала подлежащее, потом сказуемое/ Yesterday меняется на the day before.)
The daughter asked his father if the college of further education had given him good preparation for the future profession.
The parents wanted to know if the price for studying at the boarding school was high.
The pupils wanted to know how much time they would spend on the excursion.
The girl wanted to know if her mother had liked going to school.
The teacher asked if the students had already read the text.
The mother asked what mark her son had got for the test the previous week.
She asked him if he was ready with his homework.
Mark asked his friend what university he would enter the next year.
simple - simpler - the simplest
expensive - more expensive - the most expensive
good - better - the best
many - more - the most
brave - braver - the bravest
big - gigger - the biggest
dangerous - more dangerous - the most dengerous
little - less - the least
pretty - prettier - the prettiest
interesting - more interesting - the most interesting
bad - worse - the worst
important - more important - the most important
hard - harder - the hardest
high - higher - the highest
white - whiter - the whitest