I. Substitute the modal verbs can, may and must by their equivalents.

1. At present every student are able to explain the origin of the universe.
2. No one is allowed enter the lab while the test is going on.
1. According to the plan you must begin the test at 5 o’clock sharp.
2. You must rely on your friends.
3. You can share equity between the employees.
4. No one may leave the class without teacher’s permission.
5. You could study better at the University.
6. You must help your friend whenever you have time.

II. Put the following sentences into the interrogative and negative forms:

1. You must be very attentive while working.
1. You may find yourself continually starting new projects.
2. They should be at school.
3. You have to ask permission when you leave your working place.
4. You may need people who’ll help you in your research.
5. The company will have to share equity between the shareholders.
6. You may be able to explain your absence.

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