6-Singular (Regular)By Oxana Ermolaeva / September 19, 2020 Back to: Private: Russian Grammar Exercises Ex. 1. Put the words in parentheses in the Prepositional Case. Ex. 2. Fill in the missing endings: -Е or -И? Ex. 3. Choose the correct answer and put in the Prepositional case. Previous Lesson 5-Singular, Plural: ПРОБЛЕМЫ С… Next Lesson 6-Singular: У МЕНЯ НА РАБОТЕ (Gen.+Prepos.)