3.Why did they cancel the football match?
4.What kind of music does she like?
5.Which do you prefer, pop music or classical music?
6.How long has she learned English?
7.Who is your favourite musician?
8.Where is the concert usually held?
9.When was the opera fisrt performed?
10.How often do they take a holiday?
Chúc bạn học tốt!!!