Concept Questions Checking Understanding

[the towers]

Can you help with these Answers to these Concept Questions

Do you have any ripe bananas?

He's going out on his own
His wife must be ill

How did he do in his exam?
Well if he'd worked harder, he'd have passed...

[Abstract Idea]

Can you help with these Answers to these Concept Questions

Do you have any ripe bananas? (not unripe?)

He's going out on his own (without his wife? alone?)
His wife must be ill

How did he do in his exam?
Well if he'd worked harder, he'd have passed... (since he didn't work hard enough he failed?)

What exactly do you mean by "Concept Questions?"
Where are the questions?
Is this about your homework?

Not a native speaker

[the towers]

For my homework I have to ask questions, relating to the bold words, to check that I and other students have understand what they mean. Any ideas