tests by tinou with the online test builder (71 tests)
Ranked by: number of candidates
1. Modals (337758 candidates)
2. HAVE (114435 candidates)
3. There is and there are (80574 candidates)
4. Be - PRETERITE (77310 candidates)
5. Irregular verbs (52428 candidates)
6. Present simple or continuous (50665 candidates)
7. What/When/Where/Who/Whose. (50085 candidates)
8. Modal verbs (44208 candidates)
9. Irregular verbs (35722 candidates)
10. There is,There are (34041 candidates)
11. Breakfast (25167 candidates)
12. Numbers (23983 candidates)
13. Present perfect (23429 candidates)
14. Question Tages (19250 candidates)
15. Build these sentences: introducing oneself (18946 candidates)
16. Past tense (17580 candidates)
17. Short story (16985 candidates)
18. Irregular verbs (16969 candidates)
19. Numbers (14750 candidates)
20. THERE IS,THERE ARE (14292 candidates)