V. Read the text and choose the correct answer A,B,Cor D for each of the gaps. We all need _______(31)_____exercise to keep fit. But if we study all day, we don't have time to run, swim,lift weights, or______(32)_______basketball, we do to stay_______(33)______shape? One things we could do is walk ______(34)______often. walking is good exercise. Instead of going to school______(35)______car or bus, we could walk. During recess, we could go outside and stroll around before we go back to class. Instead of taking the elevator in buildings all the time, we could use the stairs Another important thing is to take_____(36)______from studying. If we sit at our desks or in front of a computer____(37)_____ a long time, we should stand up and stretch our arm and stretch our arms and legs____(38)_____each hour. If we stand for a long time, we should sit down and stretch our backs. These are just a ____(39)___ ways we can stay fit when we don't have a lot of time to exercise. do you know some ____(40)______ways? image