If you need help turning something on, you can say ...
Can you help me turn it on?
If you need help with a cut, you can say?
I got hurt, can you help me?
If you need help opening a jar, you can say ...
Can you help me open this?
If you need help tying your shoes, you can say ...
Can you help me tie my shoes?
If you need help cleaning up a mess, you can say ...
Can you help me clean this up?
If you need help warming up food, you can say ...
Can you help me?
If you need help reaching for something, you can say ...
Can you help me?
If you need help with homework, you can say ...
Can you help me with my homework?
If you need help picking up something heavy, you can say...
Can you help me pick this up?
If you need help cooking something, you can say ...
I am hungry, can you help me?