PLEASE, help me with this translation - I need to check grammar

[Petra0110]

1) The visit of Paris, they were looking forward to for such a long time, has not disappointed them at all. The did not leave Paris until they saw all sightseeings. I do not know if they have already developed all their photos. It is said that they took photos of each place that was interesting for them.
2) They have got some foreign currency but we have not got any. Either we will have to change Czech crowns at current disadvantageous rate or we will ask our uncle to send us dollars. Certainly he cannot have sent us enough to be sufficient for a three-month-stay in the USA.
3) If you do not help me with the party preparations others will. In such case I would be forced to call your husband and give him all information about your behaviour during the health stay which you do not surely wish.
4) If you had not all vegetables got frozen I would have prepared an excellent salad for you. There are hardly any fresh vegetables in the shop now. Now you would have to manage with the pickles which sent us your ex-mistress.
5) Make them stop moaning about feeling bad. They were not supposed to eat so many toasts. They seem like vomiting than leaving something on the plate.
6) You have not introduces yourselves yet even you have been telling almost unbelievable stories from you lives for half an hour already.
7) After having made sure that there was nobody around they endressed themselves and jumped into water. They had better ot be doing it they would not have had to pay the fine for swimming at forbidden place.
I saw her looking around as she was expecting somebody. Then she picked up a few forget-me-nots and began to sing. I thought she would stop singing seeing me but she did not get scared and continued singing.
9) This time next week I will be sitting over a glass of wine and remembering how much I was afraid of the exam. Neither my brother nor my sister will believe me that I was nervous and had not study some of the topics.
10) Who represented Hungary in the chess Olympics? I did not meet any of the Hungarians. That does not mean that there were none of them. Ask somebody else I simply did not see some of the games.
11) He gave his son to a very good school so he would not complain in the future that he has not had the best opportunities. It seems, however, that the son has not been abtle to appreciate it. He is always complaining about things.
12) I am sorry that I have invited fewer friends than last year. If the accident had not happened it would not have been crossing my mind at all. I should have realised all connections earlier.
13) He was sitting and smiling as if everything was all right. He did not even notice those passers-by who were shouting at him because the storm was coming and the nearest house was quite far away. Unfortunately one of the flashes hti him and killed him.
14) My boss whose oldest son I teach maths is deeply touched because I dared to tell him that his son did not belong among the smartest people.
15) He did nto use to visit us very often because he hardly could get used to our children making noise in the whole house. He was used to doing his work without being disturbed.
16) The more you force him to listen to you the worse you get on with him. He is simply a bachelor with rather strange life experiences.
17) Have you obtained any oter information about the event? We just know that he could have drowned because he had not obeyed his experienced friends? advice. He should not have swum that far and he knew it very well.
1 We had not had to speak about the broken window yet. However, each of us expects a punishment that is why we look at each other with concers.
19) The biggest mistak of the others, this heavy luggage of my brother, big wishes of my son-in-law?s sisters-in-law
20) drake, princesses are not heroines, heiress, musicians, biologists, woman drivers, stewardess, goat and billy goat, cow and bull, bride with bridesmaids, that usherette is a widow, countess, duchess, cooks
21) Has the police found the thief? The search has been unsuccessful for now though they have tried to put a price on his head.

[Yankee]

[Pamela]