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

281. Adverbs (7252 candidates)
282. Quantity (5622 candidates)
283. Adverbs: places (2179 candidates)
284. Adverbs (1980 candidates)
285. Adverbes de manière (3085 candidates)
286. Recipes (1210 candidates)
287. Being polite (25363 candidates)
288. Comparatives (1571 candidates)
289. Relative pronouns (17044 candidates)
290. Pronoms, adjectifs et adverbes variés. (587 candidates)
291. I PRONOMI E AGGETIVI. QUALCUNO / QUALCHE / / ALCUNE / ALCUNI (1221 candidates)
292. Prepositions 'da' / 'di' (5590 candidates)
293. Les paronymes (37101 candidates)
294. Homonymes/homophones (87292 candidates)
295. Synonymes de faire (25063 candidates)
296. Les antonymes (54838 candidates)
297. Homonymes (890 candidates)
298. Opposite words (2444 candidates)
299. Synonyms: cambiare (1458 candidates)
300. Contracted articles (8145 candidates)