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

281. Preposition A (11444 candidates)
282. Imperfect or simple past? (43931 candidates)
283. Por/Para (27158 candidates)
284. Complete : Melting of the glaciers (695 candidates)
285. Complete : Chicle gum (1045 candidates)
286. Ser / Estar (21157 candidates)
287. Blue whale (largest baleen whale) (1599 candidates)
288. Present (3819 candidates)
289. Definite articles (25203 candidates)
290. Subjunctive Present (6128 candidates)
291. Mistaken words (998 candidates)
292. Impérative (17315 candidates)
293. Prepositions (1293 candidates)
294. Compound tenses (5012 candidates)
295. Infinitive (3335 candidates)
296. Imperative (15584 candidates)
297. Impératif affirmatif ou négatif (2606 candidates)
298. Sino/si no (14549 candidates)
299. Future (132079 candidates)
300. Health: Doki (6448 candidates)