Труе и фолс:1- Most Haitians were having their breakfast when theca
thquake hit.​

1. We have live in Moscow now since 1960
2. I have studied English twice a week since childhood
3. It has been powered by the company three days a week for two years
4. They have gone to the store every Saturday since they moved here
5. We have meet each other sometimes for many years
6. I have known this man now since we went to school
7. I've been here every day since 9 o'clock
8. He has played football once a week since early childhood
9. He has driven a car now since he got the driving license
10. They have received letters from him regularly since last spring

1. Unless your friend has an invitation, he will not be able to go to the party.

2. She will late for the lesson if she doesn't leave earlier.

3. If you are angry, they will not let you in the house.

4. He will not open the book unless he knows what tasks to do.

5. We shall have to stay home if the weather gets worse.

6. Unless you are more careful with the knife, you will cut yourself.

7. If I tell you a secret, will you promise to keep it?

8. If my mother does not have to work next weekend, we will be able to go to the funfair.

Объяснение:

Схема построения условных предложений типа First Conditional:

           [If + Present Simple], + [Future Simple]    

либо   [Future Simple]  +  [If + Present Simple]

В условной части (где "если") глагол в Настоящем Простом времени, в результативной части - глагол в Будущем Простом.