Question: "stretch" used in the same way in the following two sentences?

I was right in the middle of a stretch when the phone rang.

There were stretches of boredom.
Answer: different meanings
Question: "fall" used in the same way in the following two sentences?

Fall into a strange way of thinking.

Fall in love.
Answer: the same meaning
Question: "life" used in the same way in the following two sentences?

Get a life.

His heroism saved a life.
Answer: different meanings
Question: "go" used in the same way in the following two sentences?

Messages must go through diplomatic channels.

Do you think the sofa will go through the door?
Answer:
different meanings