IV. Find MODAL VERBS and their equivalents in the following:
1. It is that many different reactions may take place during food processing.
may
2. One should realize that many relationships in food processing cannot be derived theoretically, but have to be found out experimentally.
should can have to
3. Food technologist ought to make use of a combination of experimental data, mathematical calculations and experience.
ought to
4. One can expect that in the future the role of food science will become more important.
can
5. While preparing foods in industrial scale storage time and conditions must be taken into account.
must
6. Various microorganisms are able to cause undesirable changes in food products.
are able
