tests by valdyeuse with the online test builder (115 tests)
Ranked by: number of candidates
1. Future with shall and will (87234 candidates)
2. About To be and To have (61047 candidates)
3. Personal pronouns (38257 candidates)
4. Possessive case (28373 candidates)
5. Who and Which (27829 candidates)
6. Past perfect simple (24046 candidates)
7. How many - How much (23393 candidates)
8. Comparison (21892 candidates)
9. Present simple or continuous (20356 candidates)
10. Exclamations with How or What (17501 candidates)
11. Any - some - no (16143 candidates)
12. Too many or too much (12459 candidates)
13. Superlatives (12372 candidates)
14. Another - other - the others (11999 candidates)
15. If or When (11858 candidates)
16. Conditional present (11711 candidates)
17. Relative pronouns Who or Which (11356 candidates)
18. Past simple (10750 candidates)
19. Prefixes Over and Under (10497 candidates)
20. How long - For - Since (10217 candidates)