Add question-tags to these sentences.
1. Every child at the age of 3 needs care as well as education.
2. They are taught reading, writing and arithmetic.
3. At 7 pupils move to a junior school which lasts four years till they are 11.
4. Pupils have to choose a set of subjects to learn.
5. If he is good at exact and natural sciences, he will learn Science: Mathemat¬ics, Physics, Chemistry, Biology, Geography, Econom¬ics and Technical Drawing.