article: In Singapore, many middle school students spend lots of their time on their studies.Most people think good education is a ticket to success in their future. So, many of these students try their best to get a good mark in their exams. They have a lot of homework every day and exams are a big trouble. Sometimes, some of them are even made to go to after-school classes.
  Schools run activities outside school hours. The students can join in sports and games, music and dance, swimming and climbing, etc. They are also very interested in community service .
  In their spare time, most students like to listen to pop music. Hollywood blockbusters , Hong Kong and Singapore movies are very popular among them. They understand IT very well. Some of them also spend their free time searching the Internet, e-mailing their friends, playing computer and video games.
  They sometimes go to cafes, fast-food restaurants, shopping centers and big bookshops.
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question: _  go to after-school classes in Singapore.
options: A11 of the students Few of the students Not all the students Most of the students