Grammar errors

In the moment I am working hard to pass my examinations.

Were you able to lend me some money if I promise you that you will get it back very soon?

Dave is so carried on with it all that he's put the baby's name down for a very expensive private boys' school.

On one occasion to her shame she slept over.

She included details of her previous engagement
and posted it with her fingers firmly crossed.

This obviously worked because she was very fortuitous and the interview went very well.

B: And what makes you so surely that it won't go against me when Father Christmas finds out?

I'm not totally certain for the facts but from what I have heard, it seems that there were several people injured.

I've been walking for ages in the pouring rain and as a consequence my clothes is wet through.

No one had the least suspicion that she was a shoplifter but the detective noticed that she was carrying a bag below her arm full of stolen items.