If I had enough money, I would go with them.
If you go out with your friends tonight, I will watch the football match on TV.
If he tried harder, he would reached his goals.
I would buy these shoes if they fitted.
It wouldn't surprise me if he didn’t know the answer.
If we had listened to the radio, we would have heard the news.
She would have come to our party if she had not been on holiday.
If I hadn't studied, I wouldn't have passed the exam then.
If he works on Friday, he won’t be able to come with us.
We will be late for the train unless we get a taxi.
P.S. Некоторые предложения изначально содержали ошибки, например, во втором с "tonight" не может быть глагол в Past Simple "went", потому исправляла по смыслу не только ту часть, где пропуски, но и условие также.
Shella: Thanks for invite, George.
George: You're welcome. I really like this place.
Shella: Yeah, me too. Where is thet meny? I want to order something.
George. The waiter's coming, look!
Waiter: Here is your menu, sir.
George: Oh, thank you. I want the roast beef.
Shella: But usually you have a cpicy grilled chicken.
George: So, today i'd try something else. And what about you? Do you want the sirloin steak with creamed mushrooms? You said that you really enjoy it.
Shella: No, I want to order the chef's salad today because i'm on a diet.
Waiter: Are you ready to order?
George: Yeah, we'd like the chef'ss salad and the roast beef, please.
Waiter: What would you order to drink?
George: Hm, i'd like a glass of mineral water, please.
Shella: And could i have a cola?
Waiter. Cola and a glass of mineral water. Ok, thank you.
6)Does Helen work very hard?
Helen does not work very hard.
7)Is Peter very good at tennis?
Peter is not very good at tennis.
8)I shall not be there tomorrow.
Shall I be there tomorrow?
9)She will not join us, but not today.
Will she join us?
10)They will not see each other tomorrow.
Will they see each other tomorrow?