3 a) Fill in the prepositions where necessary. of, for (x2), with, without, by, to (x2), on (x4), in (x2), at (x2) our timetable I have to get up seven o'clock. Igo school car. I always come lessons time. I am never late school. The school day starts registration. We usually have six lessons a day. There are a lot of interesting lessons but my favourite subject is Chemistry. We have Chemistry twice a week, Monday and Friday. I am very good it. I am keen doing experiments my Chemistry lessons. class we mustn't touch chemicals permission. I am proud my excellent marks. Our school is f
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 времени, в результативной части - глагол в Будущем Надеюсь