tests by fouine18 with the online test builder (74 tests)
Ranked by: number of candidates
1. Must, needn't, mustn't (34971 candidates)
2. Will / would (32809 candidates)
3. Need +inf / need +ing (28808 candidates)
4. Wild animals (26559 candidates)
5. Birds (20721 candidates)
6. At, on, or in (19267 candidates)
7. Past tense,present perfect or pluperfect (17420 candidates)
8. Passive form (14905 candidates)
9. Modal verbs (14848 candidates)
10. Verbs (13815 candidates)
11. Relative pronoun (13570 candidates)
12. Sentences with 'wish' (11613 candidates)
13. Pronouns (10862 candidates)
14. Comparative (10309 candidates)
15. Sport (10276 candidates)
16. Quantities (9929 candidates)
17. Superlatives (9777 candidates)
18. Add the adverbs in the sentences (9671 candidates)
19. Active form (9429 candidates)
20. Jobs (9282 candidates)