1.
Future (43 candidates)
2.
Sequence of tenses (144 candidates) 
3.
Present => Preterite (Presente => Pretérito indefinido) (120 candidates) 

4.
Très, beaucoup (muy/mucho) (158 candidates) 
5.
Numbers (292 candidates)
6.
Imperative (90 candidates) 
7.
Gerund (129 candidates) 
8.
Present tense (376 candidates)
9.
Past participles (irregular) (207 candidates)
10.
Ser or Estar and right tense (310 candidates) 
11.
Por or Para (322 candidates) 
12.
Gender of nouns (349 candidates)
13.
Present perfect (416 candidates) 
14.
Diacritical accent (129 candidates) 
15.
Paronyms (101 candidates) 
16.
Prepositions (367 candidates)
17.
Present tense (irregular verbs) (480 candidates)
18.
Ser o Estar (265 candidates) 
19.
Past simple (irregular verbs) (823 candidates)
20.
Pronouns (54 candidates)
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