Gerund or Infinitive

Traveling is very interesting in any season.

To travel is very interesting in any season.

Travel is very interesting in any season.

Thank you for ring me up.

Thank you for to ring me up.

Thank you for ringing me up.

I prefer to walk in the forest.

I prefer walking in the forest.

I prefer walk in the forest.

We are thinking of going on a hike during our holidays.

We are thinking of to go on a hike during our holidays.

We are thinking of go on a hike during our holidays.

Are you going flying to London this summer?

Are you going fly to London this summer?

Are you going to fly to London this summer?

My friend might drop French lessons next year.

My friend might to drop French lessons next year.

My friend might dropping French lessons next year.

My cousin is going to New York so she must getting a passport.

My cousin is going to New York so she must to get a passport.

My cousin is going to New York so she must get a passport.

He hopes working in a bank one day.

He hopes to work in a bank one day.

He hopes work in a bank one day.

International reporters need travelling a lot.

International reporters need to travel a lot.

International reporters need travel a lot.

I hate be bored so I didn't mind working hard.

I hate to be bored so I didn't mind to work hard.

I hate being bored so I didn't mind working hard.

He stops thinking about work when he leaves his office.

He stops to think about work when he leaves his office.

He stops think about work when he leaves his office.

She can't be a teacher! She can't stand to work with children.

She can't being a teacher! She can't stand working with children.

She can't be a teacher! She can't stand working with children.