L2. Present Perfect vs. Past Simple

W1. Present Perfect – Rule# 1: Connection by Result

Exercise 1. Present Perfect for Change

Exercise 2. Present Perfect for Change vs Past Simple

Exercise 3. Present Perfect for Change vs Past Simple

W2. Present Perfect vs. Past Simple: Time Markers

Exercise 4. Present Perfect vs Past Simple: Time Markers

Do & Learn 1. Yet and Already

Do & Learn 2. Position of Time Markers

Exercise 5. Present Perfect + already, yet, just, recently