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

281. Adverbs (7104 candidates)
282. Quantity (5485 candidates)
283. Adverbs: places (2112 candidates)
284. Adverbs (1920 candidates)
285. Adverbes de manière (3038 candidates)
286. Recipes (1193 candidates)
287. Being polite (24950 candidates)
288. Comparatives (1554 candidates)
289. Relative pronouns (16610 candidates)
290. Pronoms, adjectifs et adverbes variés. (581 candidates)
291. I PRONOMI E AGGETIVI. QUALCUNO / QUALCHE / / ALCUNE / ALCUNI (1195 candidates)
292. Prepositions 'da' / 'di' (5468 candidates)
293. Les paronymes (35927 candidates)
294. Homonymes/homophones (84343 candidates)
295. Synonymes de faire (24858 candidates)
296. Les antonymes (53351 candidates)
297. Homonymes (878 candidates)
298. Opposite words (2414 candidates)
299. Synonyms: cambiare (1440 candidates)
300. Contracted articles (8054 candidates)