281.
Prepositions and gerund (30368 candidates) 
282.
Possessive adjectives (1572 candidates)
283.
Future (18842 candidates)
284.
Egyptian pyramids (933 candidates) 
285.
Las placas tectónicas (654 candidates) 
286.
Tenses: saber / tener (831 candidates) 
287.
Placement test (454208 candidates) 
288.
A / EN (14780 candidates) 
289.
Conjugation : Correct tense (5523 candidates) 
290.
Preposition A (11522 candidates) 

291.
Imperfect or simple past? (44066 candidates) 
292.
Por/Para (27339 candidates) 
293.
Complete : Melting of the glaciers (698 candidates) 
294.
Complete : Chicle gum (1051 candidates) 
295.
Ser / Estar (21340 candidates) 
296.
Blue whale (largest baleen whale) (1608 candidates) 
297.
Present (3960 candidates)
298.
Definite articles (25375 candidates) 

299.
Subjunctive Present (6208 candidates) 
300.
Mistaken words (1002 candidates) 

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