Prepositions: set1,
Relative pronouns: ex1, ex2, ex3, test
Noun: article a/an, article the, articles, possessive case (omastav kääne- 's), 's or of-phrase, plural or singular, plural.
Verb: irregular verb forms, exercises
Tenses: all, more
Reported speech: set 1
Passive voice: rules and exercises
Conditional sentences (IF): type 1(real situations in the present and in the future), type 2(unreal situations in the present), mixed
