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

281. Adverbs (6909 candidates)
282. Quantity (5322 candidates)
283. Adverbs: places (2012 candidates)
284. Adverbs (1848 candidates)
285. Adverbes de manière (2968 candidates)
286. Recipes (1159 candidates)
287. Being polite (24173 candidates)
288. Comparatives (1511 candidates)
289. Relative pronouns (15728 candidates)
290. Pronoms, adjectifs et adverbes variés. (571 candidates)
291. I PRONOMI E AGGETIVI. QUALCUNO / QUALCHE / / ALCUNE / ALCUNI (1148 candidates)
292. Prepositions 'da' / 'di' (5234 candidates)
293. Les paronymes (34046 candidates)
294. Homonymes/homophones (80346 candidates)
295. Synonymes de faire (24432 candidates)
296. Les antonymes (50250 candidates)
297. Homonymes (852 candidates)
298. Opposite words (2321 candidates)
299. Synonyms: cambiare (1407 candidates)
300. Contracted articles (7893 candidates)