阅读理解。
Exercise—It's good for you!
Playing sports，dancing and even touching your toes is exercise．Exercise builds a strong body．This helps you to do all the things you want to do．
⒈Exercise helps you to keep fit
Can you bend(弯腰)down and touch your toes? Can you stretch(伸展)up high? Exercise helps you to bend and stretch easily．
⒉Exercise makes you strong
Use your arms and legs often．Exercise builds strong muscles(肌肉)．
⒊Exercise makes you feel good
Running，jumping and playing with your friends is exercise．It makes you happy．
⑴为图片选择合适的编号，⑵⑶⑷根据短文内容，选择正确答案。
