To talk about actions in progress at the moment of speaking To talk about action happening in the present period but not at the moment of speaking To talk about gradual changes in the present period To talk about definite arrangments for the future
To talk about actions in progress at the moment of speakingTo talk about action happening in the present period but not at the moment of speakingTo talk about gradual changes in the present periodTo talk about definite arrangments for the future