1. This work
must not be done quickly. 2. Many complex problems can not be solved with the
help of computers. 3. Lomonosov may not be called the founder of higher
education in Russia. 4. Books on this subject can not be found in every
library. 5. Many basic subjects must not be studied by the first and
second-year students.
1. Must his work be done quickly? 2. Can many complex problems be solved with the
help of computers?. 3. May Lomonosov be called the founder of higher
education in Russia? 4. Can books on this subject can be found in every
library? 5. Must many basic subjects be studied by the first and
second-year students?