1. Last week I … help you.
a) might; b) could; c) was able to.
2. Next week students … take an active part in the student’s forum.
a) can; b) must; c) will have to.
3. All students … the lectures regularly.
a) must; b) have to; c) should.
4. Yesterday he … finish the experiment. It was a deadline for it.
a) had to; b) must; c) could.
5. “You … come in.” - the dean said to the postgraduate student waiting at the
door.
a) may; b) might; c) could.
6. In the laboratory you … wear a special uniform.
a) have to; b) must; c) had to; d) could.