gerundVS infinitiveA2+/B1 ?? vS ??A2+/B1 ?? vS ??A2+/B1 Present Simple vS Present ContinuousA2+/B1 Past Simple vS Past ContinuousA2+/B1 Future Continuous vS Future PerfectA2+/B1 Present Simple vS Present ContinuousB2 Past Simple vS Past ContinuousB2 Future Continuous vS Future PerfectB2