Read the following passages carefully and answer the questions that follow:
It’s cold... I’m trembling all over, just as if I’d got an examination before me. The great thing is, I must have my mind made up. If I give myself time to think, to hesitate, to talk a lot, to look for an ideal, or for real love, then I’ll never get married. Brr... It’s cold! Natalya Stepanovna is an excellent housekeeper, not bad-looking, well-educated.

1. Who is feeling cold here? Why?
2. How do people normally feel before an examination?
3. Give the meaning of the phrase ‘mind made up’.