What work can one never finish?

What does this rebus mean?

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Doctor Alex and a bus driver John are both in love with the same woman named Olivia. The bus driver need to go for a long trip of 10 days, Before he left he gave Olivia 10 apples.

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

You need to pick one entry from pot A and one from pot B to have a perfect match. Can you do it?

When my father was 31 I was 8. Now he is twice as old as me. How old am I?

Name a key which is hardest to turn.

Can you solve the below rebus?

I am the first thing you need while camping.
I am always with the person named Marcos Valencia and Carrick.
But Pogba Zlatan and Rooney think I am wasteful and do not need me.
I am the second to the last thing to add when you are making a patch.

What am I?

A man was gazing through the window of the 23rd floor of the building. He suddenly opened the window and jumped on the other side of the window. On landing on the floor, there was not a sheer mark of injury on him.

How can that be possible if he did not use any kind of parachute and did not land on a soft surface?