tests by hidalgo with the online test builder (743 tests)
Ranked by: number of candidates
581. Por or Para (417 candidates)
582. Ser or Estar and right tense (407 candidates)
583. Prepositions (402 candidates)
584. Present perfect -> Preterit (393 candidates)
585. Interrogatives (387 candidates)
586. Possessive adjectives (379 candidates)
587. Plural of nouns (376 candidates)
588. Numbers (370 candidates)
589. Present -> Imperfect (368 candidates)
590. Derived adjectives (365 candidates)
591. Imperative (Affirmative and negative commands) (361 candidates)
592. Conversation (to be put in the right order) (346 candidates)
593. Imperative (335 candidates)
594. Prepositions (333 candidates)
595. Imperative mood (affirmative and negative commands) (332 candidates)
596. Reflexive or non reflexive verbs (depending on the meaning) (325 candidates)
597. Adjective or adverb (agreement or not?) (322 candidates)
598. Locutions and correct prepositions (321 candidates)
599. Ser o estar (316 candidates)
600. Diminutives (307 candidates)