Выберите более подходящий модальный глагол в предложениях 1-10. UCT Library Rules

1. School children may / need not use the library.
2. The Special Department is to / should be used on stated days only.
3. Academic students can / ought to use the library on demonstrating professor's letter.
4. Academic students may / must use library materials only in the building.
5. Academic staff need / should show their academic ID to borrow the books.
6. All user visits are to / have to be registered daily.
7. Animals can't / mustn't be brought to the library (for the exception of guide dogs).
8.A user need / shall not make noise, cause a disturbance, make or take cell phone calls.
9. Lost user card should / doesn't have to be restored.
10. To keep library materials longer than 5 weeks users have to / must pay extra.

ответ: Упражнение 3. Вставьте подходящий модальный глагол (mustn’t / needn’t)  

(mustn’t - "не должен", needn’t - "не нужно")

Shall I tur n on the light? — No, you needn’t. It is still light in the room.

You needn’t make your bed. I'll do it for you.

You needn’t buy mineral water, we have plenty.

We mustn’t stay up late.

You needn’t take an umbrella today. The sun is shining.

It’s prohibited to go into that building. You mustn’t go in.

The meeting is very important. We mustn’t be late.

I mustn’t forget my keys or I won’t get in.

You needn’t bring sandwiches. We can stop at a cafe.

Pupils mustn’t smoke.

In this school pupils needn’t wear school uniform. They can wear jeans and T-shirts.

Упражнение 4. Вставьте подходящий модальный глагол (must / can / need)

Sonia must practice so much if she wants to take part in the marathon.

If you want to improve your English, you must work very hard.

You need not come to help them tomorrow: the work is done.

You need not change the whole text as the beginning is all right.

John need not tell us the rules of the game: we know them.

We can not afford to pay the bill.

It is already six o’clock. We must hurry if we don’t want to be late.

She can decorate a room nicely.

You must take care of your parents.

We can stay with my brother when we are in Paris.

Объяснение: привет надеюсь правильно я у себя с тетрадки списала у меня было такое задание

1)  the  other day we got a request for an office equipment.2)      we make a technological equipment.    3)we can not accede to your suggestion, because we have a lot of orders.4)  our firm is interested in the purchase of your computers. i would like to discuss the terms of delivery and future contract with you    .5)  month we sign a contract with this firm. they will begin to supply with the machines in two months

i would like to go to a weather camp. summer, silence, fresh air, murmur of birds. vanity and an alarm remains in a city, and here i alone with the nature. fire kindling, the meal preparation, it so grasps all. and the main thing fishing, hunting, and simply rest as a hobby. it is simply wonderful.

  i would like to go to camp the weather. because we have out there drawing, swimming, accepts participation in sports, would watch for interesting concerts. i would have stayed there alone with nature. there i received a lot of experiencethis experience would be very useful, because i would get up very early. it would have made me stronger and healthier.