Gerund or Infinitive?

I can't promise ______ on time.

• be

• to be

• being

• went

______ is better exercise than running.

• to swim

• swim

• swimming

• swam

Would you like ______ to my party?

• came

• coming

• come

• to come

Do you mind ______ so loudly?

• not talking

• not to talking

• to not talking

• not talk

It was very interesting ______ my old school again.

• see

• seeing

• to seeing

• to see

He works at weekends ______ more money.

• to earn

• to earning

• earn

• earning

On Sundays she likes _____ and ______ anything.

• to relax / not doing

• relaxing / not doing

• relax / don't do

• to relaxing / not to doing

We were unhappy with the service, so the restaurant offered _____ us a free dinner.

• give

• giving

• to give

• to giving

Is it difficult _____ Japanese?

• learning

• to learning

• learn

• to learn

He's very competitive. He thinks ______ is the most important thing.

• to win

• win

• winning

• to winning