tests by ddec with the online test builder (60 tests)
Ranked by: number of candidates
1. Verb + to infinitive (5724 candidates)
2. Past simple, continuous or perfect (2883 candidates)
3. Have - has in present simple (2089 candidates)
4. Like or would like to (2013 candidates)
5. Quantity: a lot of- much- many- a little- a few- some- a- an (1786 candidates)
6. Have - ordinary verb (1637 candidates)
7. Do/does/am/is/are (1569 candidates)
8. Present simple/ questions do... does (1510 candidates)
9. Him/her/them... (1497 candidates)
10. Short answers - verb to be in present (1477 candidates)
11. Be going to (1427 candidates)
12. Present perfect: ever/yet/ already (1404 candidates)
13. Advice:If I were you + two word verbs (1291 candidates)
14. Was/were/ wasn't/ weren't (1231 candidates)
15. It's the first time + present perfect (1229 candidates)
16. Quantifiers: a little/ a few/ a lot (1225 candidates)
17. Say or tell (1132 candidates)
18. Present simple: short answers (1091 candidates)
19. Do you like..? Does he like..? (1086 candidates)
20. Present perfect + just (1047 candidates)