Touch and go. It means extremely uncertain or risky (eg. It was touch and go after his plastic surgery.)
See the Related Link.
Sing and dance.
Toss and turn.
Stones
Nuts and bolts.
Soap and water; soap and bubbles.
Yes, you can reach out and touch another half of something.
Sticks and stones; sticks and pricks. (The latter isn't as common.)
Verb = touch Noun = bag
somewhere
Near. The phrase is more commonly known as 'near and far'.
No
half touch - key pad will present typing certain functions only by keypad full touch- all functions can be controlled by touch