Read and answer. (阅读短文，回答问题)
Peter, Sarah and Mike are good friends. They are all twelve years old. They are in Grade Four.
They all like sports. Mike is heavier and taller than Peter. So he is a football goalkeeper. Peter is
shorter and thinner than Mike. He runs fast. Sarah's legs and arms are longer than others. She jump
high. The Sports Day is coming. They practice a lot.
1. Who is heavier and taller than Peter?
2. Who is shorter and thinner than Mike?
3. Who can run fast?
4. Why can Sarah jump high?
5. Are they in the same Grade?
