Grammar review

Those who have problems with certain grammatical issues can visit this part of the blogg and do same excersises after listening the explanations. Good luck!
Present simple
Present simple1 - present simple 2   excersise 1 - exercise 2 - exercise 3   - vocabulary  
Past simple
Past simple1 - Past simple 2 - Past simple 3 - Past simple 4- excersice 1 - exercise 2 -  verb game - verb game2 - verb game 3 - exercise 3 -
Present perfect

present perfect1 - present perfect2 - present perfect or simple past? - present or present perfect? - for/since - already/yet - exercises1- exercises2