Answer:
My sister is watching a Korean movie
Explanation:
The progressive aspect always makes use of the present participle (or "-ing" forms) of base verbs. You can formulate different kinds of tenses in the progressive aspect by joining different helping verbs up with the present participle form of whatever verb
In English grammar, the present progressive is a verb construction comprised of a present form of the verb "to be" plus a present participle that usually conveys a sense of ongoing action at the present time. This construction is also known as the durative aspect
