tests by fouine18 with the online test builder (74 tests)
Ranked by: number of candidates
1. Must, needn't, mustn't (34959 candidates)
2. Will / would (32725 candidates)
3. Need +inf / need +ing (28749 candidates)
4. Wild animals (26518 candidates)
5. Birds (20710 candidates)
6. At, on, or in (19255 candidates)
7. Past tense,present perfect or pluperfect (17376 candidates)
8. Passive form (14893 candidates)
9. Modal verbs (14825 candidates)
10. Verbs (13792 candidates)
11. Relative pronoun (13535 candidates)
12. Sentences with 'wish' (11603 candidates)
13. Pronouns (10852 candidates)
14. Comparative (10295 candidates)
15. Sport (10252 candidates)
16. Quantities (9929 candidates)
17. Superlatives (9777 candidates)
18. Add the adverbs in the sentences (9662 candidates)
19. Active form (9426 candidates)
20. Jobs (9231 candidates)