tests by mariebru with the online test builder (1938 tests)

901. Passive voice (1933 candidates)
902. Idioms - prepositions (211 candidates)
903. Verbs + particle (2561 candidates)
904. Articles (523 candidates)
905. Auxiliaries (442 candidates)
906. Imperfect (3189 candidates)
907. Toen / als (481 candidates)
908. Infinitive- ((te)+ verb) (412 candidates)
909. Hebben / zijn (576 candidates)
910. Past participles (629 candidates)
911. Prepositions (160 candidates)
912. Passive voice (1175 candidates)
913. Imperfect (551 candidates)
914. Jobs (617 candidates)
915. Negation (949 candidates)
916. Present perfect (15788 candidates)
917. Question clauses (388 candidates)
918. Subordinate clauses (685 candidates)
919. Romans (97 candidates)
920. Winter activities (3417 candidates)