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3. Read the text. Substitute the proper English modal verbs
for the Russian words in brackets.
Those who wish to become students at the university (обязаны)
take their entrance examinations. Recruitment of students to the uni-
versity follows certain procedures which no one (разрешено) ignore.
If a perspective student is ill and (не в состоянии) appear before the
examination board he (надлежит) present medical certificate, in
which case the examination (приходиться) be postponed. Another
rule is that no student (не должен) be late for his examination. Also,
students (не должны) argue with the examination board, although this
is not a regular rule, but rather wise advice. However, whether they
strictly observe the rules or not, there are always people who (могут)
fail in their examinations and those who (обычно) succeed.
4. Use the proper verbs basing on the arguments in brackets.
1. There _________ be a mistake in the calculation (because the au-
thor cannot think of any other explanation of the result obtained).
2. There were no universities in Greece at all, there were schools. A
philosopher ________ have a school and a few men _________
come and listen to his lectures (because such was the tradition, the
pattern of behaviour).
3. They knew that the project ___________ be abandoned in a few
months (because such was the decision taken or agreement made).
4. At that time it was not certain that the problem of overload
_________ be overcome at all (because it was not possible to
produce necessary conditions).
5. A single good idea __________ sometimes give rise to a series of
hypotheses (because there is a chance that this will be so).
6. Most scientists believe that to make contacts with outer intelligent
beings man _______ not leave Earth (because there are other pos-
sible ways of making contacts than traveling.
7. As soon as these results were published the theory _________ be
revised (because it could not account for the new effect observed).