But first of all,you should do exercise for fun.It is import

But first of all,you should do exercise for fun.It is import RIDING a bike is good exercise and great fun.But what do you But I play sports only for exercise and fun,you 1.It is necessary for all of us to take exercise every morni 新概念4中的句子But of what human import is all this skill,all this You do it just for fun. 为什么The exercise is too difficult for anyone of us to do it?错 This exercise is too difficult for anyone of us to do it有何错? This exercise is too difficult for anyone of us to do it.这句话 you should do more exercise 1.It is not who is right,but what is right,__C__is of import Just walking for fun is the first king of