Помогите с английским,модальные глаголы)))
Task 1. Choose the correct item.
1. You _____ to eat more fruit and vegetables if you want to be healthy.
a) should b) can c) ought
2. Sam _____ be at works today. It’s Sunday.
a) can’t b) mustn’t c) must
3. I _____ read or write when I was four years old.
a) can’t b) couldn’t c) mustn’t
4. We _____ to be at the office at 9 o’clock every morning.
a) should b) must c) have
5. Dad, _____ I go to Kelly’s party tomorrow?
a) can b) may c) will
Task 2. Complete the sentences. Use must or mustn’t + one of these verbs.
BRUSH – WATCH – CHEAT – GO - TIDY
1. Your room is in a mess. You must tidy it.
2. You mustn’t cheat a lot of TV.
3. Students must go uring the exams.
4. Jim mustn’ watch to bed late because he gets up early every day.
5. We must brush our teeth after each meal.
Task 3. Complete the sentences with the correct form of can, could, may or might or their negative forms.
1. My students don’t need a calculator. They _____ do difficult sums in their heads.
2. My son is very good at music. When he was five, he _____ play the piano.
3. The restaurant _____ be open yet. There’s nobody inside.
4. The weather _____ be too bad tomorrow. Just look outside.
5. I’m afraid she _____ be ill. She is never late to work.

Task 4. Rewrite the sentences using the words given in bold type.
1. It’s just possible she’s still at work. COULD
2. I don’t think that she is the woman who spoke to me. CAN’T
3. I advise you to study harder. SHOULD
4. You are not allowed to park here. MUSTN’T
5. I think she is Brian’s sister. MUST
Task 5. Translate from Russian into English.
1. Детям не следует смотреть телевизор в ночное время.
2. Ты меня хорошо слышишь?
3. Вам не обязательно быть на собрании.
4. Я должна подготовить доклад к завтрашнему дню.
5. Он прекрасно умеет играть на гитаре.