An email: A school friend

I'm going to write an exercise email for my (imaginary) friend as an exercise. A friend of mine, Cristina, had an accident last week. Now, her doctor says she must stay at home for two weeks.

I'm going to write an email to Cristina. An The email should include s:

・tell her I'm sorry about her problem
・say what I can do to help her
・say when I can visit her.
___
Dear Cristina,

I heard you had an accident last week and needed to stay at home for two weeks.
I am really sorry to hear that an accident you had been  about your misfortune.

If you want to talk to someone or need something to kill time pass the time while you recover, I can visit and bring books or DVDs.

If you don’t mind, I want to visit you. If it’s OK,  you are fine with me visiting, please let me know tell me the time and day that is convenient to you. when I can come to you.

Word formation 3

Hello! I have to complete the second sentence so it has a similar meaning to the first sentence, using the word given. I CANNOT change it.

Can somebody tell me if these sentences are right?

1) You should put an extra jumper on so that you don't get cold.
ORDER
You should put an extra jumper on IN ORDER NOT TO GET cold.

2) The workers were offered a three per cent pay increase but they didn't accept it.
TURNED
The workers TURNED DOWN AN OFFER of a three per cent pay increase.

3) Have you decided where you're going on holiday this year?
MIND
Have you MADE UP YOUR MIND ABOUT where you're going on holidays this year?

4) You really ought to complain to the manager about the service.
MAKE
You really should_MAKE A COMPLAINT__to the manager about the service.
( I'm not sure how to complete this sentence)

5) He left early because he didn't want to miss the last bus.
AS
He left early SO AS NOT TO  MISS the last bus.

6) I've kept the receipt for the shirt because it may not fit you.
CASE
I've kept the receipt for the shirt IN CASE IT DOESN'T fit you.