បញ្ហា 1ឆ្លើយតបខ្លីWhat is the structure of the present continuous tense?S+am/is/are+verb-ingS+tobe+VingS+tobe+verb-ingSubject+tobe+verb-ingSubject+is/am/are/+verb-ing
បញ្ហា 5ឆ្លើយតបខ្លីWhich word is usually used with the present continuous tense to indicate the time of action?now
បញ្ហា 13ឆ្លើយតបខ្លីWhat is the negative form of 'You are studying' in the present continuous tense?You are not studying
បញ្ហា 14ឆ្លើយតបខ្លីChange to present continuous: They work on a project.They are working on a project.