tests by frapedur with the online test builder
(12 tests)
Ranked by: number of candidates
1. Preterit : auxiliaries - haben/sein (21737 candidates) 
2. Present : Modal - Wollen (4468 candidates)
(12 tests) Ranked by: number of candidates
1.
Preterit : auxiliaries - haben/sein (21737 candidates) 2.
Present : Modal - Wollen (4468 candidates) 