Переведите во множ. число Radio, datum,

slot, key, directory, fax, floppy, virus, e-mail, mobile, chat, browser,

switch, capability, display, activity, formula, crisis, criterion, machine,

analysis, spammer, index, medium, chip.

Напишите слова во множественном числе 1. basis 2. curriculum 3. phenomenon 4. datum 5. criterion 6. stratum 7. analysis 8. cactus 9. formula 10. index 11. medium 12. memorandum 13. antenna 14. genius 15. appendix 16. ox 17. cuckoo 18. child 19.

Express your doubt Ask your friend guestions about chip Example: Tomorrow is Sunday. Will Chip go to school tomorrow? 1 / Tomorrow it will be snowy. Chip will go for a walk with his dog. 2 / Chip's train will arrive at 10 o'clock.

Choose the appropriate number of nounse given in brackets. 1. These (phenomenon, phenomena) often occur in nature. 2. Students in our group belong to various social (stratum, strata).3.

Представленные ниже слова написать во множественном числе на английском языке: radius, crisis, antenna, appendix, criterion, stimulus, encyclopedia, prognosis, sanatorium, axis, aircraft, medium, matrix, nebula, phasis, optimum, syllabus, supernova,

Form the plural: 1. wife 2. series 3. safe 4. datum 5. criterion 6. species 7. analysis