tests by hidalgo with the online test builder (899 tests)

101. Antonyms (268 candidates)
102. Present subjunctive (irregular verbs) (343 candidates)
103. Colours (286 candidates)
104. Imperfect or preterit (666 candidates)
105. Preterite (590 candidates)
106. Interrogatives (427 candidates)
107. Possessive adjectives (484 candidates)
108. Locutions and correct prepositions (336 candidates)
109. Prepositions (370 candidates)
110. Present tense (diphthong verbs) (1381 candidates)
111. Logical answer (722 candidates)
112. Possessive adjectives (532 candidates)
113. Quantity (adverb, adjective or pronoun) (553 candidates)
114. Reflexive pronouns (581 candidates)
115. Personal pronouns (461 candidates)
116. Imperative mood (affirmative and negative commands) (343 candidates)
117. Present -> Imperfect (399 candidates)
118. Expressions (159 candidates)
119. Present perfect -> Preterit (406 candidates)
120. Tenses and moods (correct use) (632 candidates)