Write the correct parts of the body from exercise 1 2)this is always behind you.
3)you cannot break this.
4)this is where you put your watch.
5)you use this to move your had.
6)hang your school bag from these.
7)when you fall over you usually hurt these.
8)your socks help to keep these warm.

1) The correct part of the body from exercise 1 is missing in the question. Please provide the missing information to proceed with the answer.

2) This is always behind you - The correct part of the body is your back. Your back is located on the posterior side of your body.

3) You cannot break this - The correct part of the body is your bone. Bones in the human body are strong and cannot be easily broken.

4) This is where you put your watch - The correct part of the body is your wrist. Your wrist is located at the joint between your hand and your arm.

5) You use this to move your head - The correct part of the body is your neck. The neck connects your head to your body and allows for movement.

6) Hang your school bag from these - The correct part of the body is your shoulders. Your shoulders are located at the top of your arms and provide support for carrying heavy objects like a school bag.

7) When you fall over you usually hurt these - The correct part of the body is your knees. Your knees are the joints between your thighs and your lower legs, and they often hit the ground when falling, causing pain.

8) Your socks help to keep these warm - The correct parts of the body are your feet. Wearing socks can help provide insulation and keep your feet warm.

Please note that this is a basic explanation, and there may be additional information or exceptions depending on the specific context or medical knowledge.