The present continuous covers actions which are taking place in the present (""right now"") at the time of speaking The last but not the least important is the present perfect continuous which also relates past actions or activities to the present but also describes an impact in the future This unit was different from the others cause the lesson was purely based on watching two videos...
Fluency is one of the hardest things to accomplish when learning a new language and ofcourse it's the biggest confidence booster because it's showing that they are on their way...