2 Complete the gaps in the sentences with can, can't, could or couldn't.
1 Hey, Mum,
I have some money?
2 You
go until you do all your homework.
3 Mr Rogers,
I talk to you, please?
4 Stephan
speak English until last year.
5 Sally
come with us. Her parents gave their permission.
6 Bach
go to the concert. His parents won't let him.
7
7. He
talk to you right now. He's busy.
8
you drive me to Sean's house, Dad?
9 I
get on with that new girl! She's nasty and rude.
10
you please stop talking, Peter?​

Me name is. I'm from___. I worry about ecological problems of my country. The biggest problem in my city is the air pollution. If I were leader of my counry, I would protect all nature. I would stop dangerous factories, which polluting air. I would plant fields, parks and forests, because they less air pollution. The traffic fumes are reason of acid rain, so I would ban cars and all people breathe clean air.
I know this proverb: "If every person swept their own doorstep, the city would soon by clean". I agree with it. I thik that if a man plant one tree in his garden, this world would be better.

1)      You must keep cleanliness and order on your desk and in the classroom. (Ты должен соблюдать чистоту и порядок на своей парте и в классе.)
2)      You must keep silence during the lesson. (Ты должен сохранять тишину во время урока.)
3)      You do not have to turn around during the lesson. (Ты не должен вертеться по сторонам во время урока.)
4)      You should not bother others from listening of teacher's explanations. (Ты не должен мешать другим слушать объяснения учителя.)
5)      You must come to the lesson on time. (Ты должен приходить на урок вовремя.)
6)      You must come to the lesson with your homework done. (Ты должен приходить на урок с выполненным домашним заданием.)
7)      You must have with you all the things you need: textbooks, notebooks, pens and pencils. (Ты должен иметь при себе все необходимые тебе предметы: учебники, тетради, ручки и карандаши.)
8)      You should not leave the classroom without the teacher's permission. (Ты не должен без разрешения учителя покидать класс.)