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My mother went to work by bus because the bus stop is close to the house.

My female friend's house is far from the university, so she goes by bus.

If you do not have cash, you can pay by card.

You can pay in cash or by card.

When there is traffic, I go by taxi.

Yesterday I went home by taxi.

If there is traffic on the way, go by taxi.

Do you want to go to work by bus or by taxi?

Every day I go to work by bus.