Formal or informal?

Which of the following is informal?

• I'm really sorry I forgot your birthday.

• I would just like to apologize for forgetting your birthday.

Which of the following is informal?

• The first step would be to...

• What you need to do is...

Which of the following is informal?

• I would just like to say I think that is excellent news.

• I think that's fantastic news!

Which of the following is informal?

• I'd really prefer to visit...

• I would rather visit...

Which of the following is informal?

• Can you send me the train times?

• I would really appreciate it if you could forward the train times to me.

Which of the following is informal?

• I just want to express my sincere thanks for all you have done.

• Thanks a lot for everything you did for us.

Which of the following is informal?

• You really must go to a Spanish restaurant.

• I recommend going to a Spanish restaurant.

Which of the following is informal?

• Someone killed a rich woman last night.

• A rich woman was killed last night.

Which of the following is informal?

• Kids need structure to learn well.

• Children will learn well with structure.

Which of the following is informal?

• A.This is to inform you that your book has been rejected by our publishing company as it was not up to the required standard. In case you would like us to reconsider it, we would suggest that you go over it and make some necessary changes.

• A.You know that book I wrote? Well, the publishing company rejected it. They thought it was awful. But hey, I did the best I could, and I think it was great. I’m not gonna redo it the way they said I should.