9 клас. Умовні речення

Before you__________ , don't forget to lock the door.

Please do not speak to anyone before the police_________.

His parents will be very glad if she ________ the university.

When you _______ my brother, you _______ him.

We won't discuss the matter until the headmaster _________.

If I ______ any help I _______ my friend.

Let's ________ before it _______ raining.

If you ______ on this tram it'll take you to the downtown.

He ________ to the country tomorrow if the weather is fine.

You'll understand nothing unless you _________ the book yourself.

You'll understand this rule after your teacher _________ it to you.

I ______ the room till I see my brother.

I ______ at home till you _________ me up.

You ______ English fluently if you _____ hard.