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I thought I'd take up fishing...

In my defence, all I can say is, you do take up a lot of space.

take up a hobby\sport

take up swimming / take up a career as an actor

Computers used to take up a whole room, and now you can carry one in your pocket.

I'd like to take up Spanish so that I can go to Argentina for a holiday.

Do you know how to take up trousers?

One day I came up an idea that I will take up guitar.

He could take up skateboarding <begin a new activity or hobby>

When people retire, they usually take up a hobby, or a sport of some description, or do some gardening.

Reluctant users slow to take up videoconferncing

Please, you take up my challenge!

He says he's now looking for a woman to take up with.

The CEO would be happy to take up your kind offer.

to take up too much space. the shopping took (up) a lot of time