Ответ:

At what age could you first ride a bike?

I first learned to ride a bike when I was seven years old.

When you were five, were you able to swim?

No, I couldn't swim at that age. I started learning how to swim when I was eight.

Can you speak any foreign languages?

Yes, I can speak English and a little bit of French.

Did you manage to finish reading the book you started last weekend?

Yes, I finished reading the book last night.

Did you manage to solve the math problem?

No, I'm still working on it.

Will you be able to attend the meeting tomorrow?

Yes, I cleared my schedule so I can attend the meeting.

How old will you be when you are able to retire?

It depends on the retirement age in my country, but I will probably be able to retire in my early 60s.

Do you think you will manage to complete the project by the end of this year?

Yes, I am confident that I will be able to complete the project before the end of the year