tests by michou56 with the online test builder (361 tests)

281. Adverbs (7031 candidates)
282. Quantity (5401 candidates)
283. Adverbs: places (2060 candidates)
284. Adverbs (1893 candidates)
285. Adverbes de manière (3009 candidates)
286. Recipes (1181 candidates)
287. Being polite (24543 candidates)
288. Comparatives (1540 candidates)
289. Relative pronouns (16117 candidates)
290. Pronoms, adjectifs et adverbes variés. (576 candidates)
291. I PRONOMI E AGGETIVI. QUALCUNO / QUALCHE / / ALCUNE / ALCUNI (1163 candidates)
292. Prepositions 'da' / 'di' (5342 candidates)
293. Les paronymes (34937 candidates)
294. Homonymes/homophones (82380 candidates)
295. Synonymes de faire (24650 candidates)
296. Les antonymes (51660 candidates)
297. Homonymes (867 candidates)
298. Opposite words (2391 candidates)
299. Synonyms: cambiare (1428 candidates)
300. Contracted articles (7973 candidates)