Problem: Word: undo

Sentence 1: I wish I could undo my actions.

Sentence 2: Fortunately, we can undo most of the damage to the system by the war.

Same meaning? OPTIONS:
- different meanings
- the same meaning
A: the same meaning
Question: This question has options. Does the word "know" have the same definition in the next 2 sentences?

She doesn't know this composer.

We know this movie.

OPTIONS:
- different meanings
- the same meaning
Answer: the same meaning
Question: "weakness" used in the same way in the following two sentences?

The weakness of the span was overlooked until it collapsed.

His weakness increased as he became older.

OPTIONS:
- different meanings
- the same meaning
Answer: the same meaning
Q: Does "catch" have the same meaning in the following two sentences?

We have a big barrel to catch the rainwater.

Catch the mood.

OPTIONS:
- different meanings
- the same meaning

A: different meanings
Question: Here is one sentence: Refine pig iron.
Here is another sentence: Refine oil.
Does the refine mean the same thing in the two sentences?
OPTIONS:
- different meanings
- the same meaning

Answer: the same meaning
Problem: Word: source

Sentence 1: He spent hours looking for the source of that quotation.

Sentence 2: The accused refused to reveal the source of the illegal drugs she was selling.

Same meaning? OPTIONS:
- different meanings
- the same meaning
A:
different meanings