сделать задания.
I
1. It's forbidden to eat and drink in the classroom. Students have lunch at the desk
• must
• mustn't
• can't
• don't have to
2. Students stand up when a teacher comes in. It's a rule.
• must
• mustn't
• can't
• can
3.It's a good idea to prepare for the test. You revise grammar material properly.
• must
• have to
• should
• can
4.Tomorrow it'll be Sunday, but we go to school. We'll prepare for festive concert.
• must
• should
• have to
• can
5.Schoolchildren choose any optional course to attend, it's allowed.
• must
• have to
• should
• can
6.If pupils want to be the top students, it's necessary to work hard. That's why we do homework regularly and work at lesson attentively.
• mustn't
• don't have to
• need
• could
7.Last year we take part in the important dancing contests.
• have to
• had to
• must
• should
8.Next week it'll be my cousin's birthday. We send her a card and a present.
• could
• have to
• ought to
• had to

II Complete this text using the verbs below.
Should x4 Can x3 Ought x1 Have x1 Need x1

How to be a friend of the earth
There are many simple things we (1) all do to stop the destruction of the environment. First of all, we(2) not dump our rubbish without thinking which things, such as bottles and paper, (3)be recycled. We(4) put object that we (5) recycle in recycling bins. Secondly, instead of taking our car wherever we go, we (6) to leave it at home whenever possible, and go on foot or by public transport. If there is something wrong with our car`s exhaust pipe, we (7) get it fixed immediately. When we (8) to drive to the supermarket to do our shopping, we (9) always remember to take our own bag, so that we don`t (10) to use the supermarket`s plastic bags.
III Complete the second sentence so it has a similar meaning to the first sentence, using the word given. Do not change the word given. You must use between two and five words.
1 Surely she is hungry if she had no breakfast. (must)
eg She must be hungry if she had no breakfast.
2. Eating or drinking in class is not allowed. (mustn`t)
You in class.
3. A parrot doesn`t talk: it`s only able to copy sounds. (can)
A parrot, which is not the same as talking.
4. Take some extra money, in case the tickets are more than $10 each. (may)
The tickets $10 each , so take some extra money.
5. They usually get here at about nine o`clock. (should)
They at about nine o`clock.
6. She`s always very healthy. (can`t)
She ill.