Construct present perfect continuous: She (to work) here since 2019.
A. She was working here since 2019.
B. She has worked here since 2019.
C. She has been working here since 2019.
D. She is working here since 2019.

Random Topics:
Simple and Progressive Verb TensesAdjectives with PrepositionRelative Clauses and etcPast Simple and Past ProgressivePronouns/ Present TenseVerb Tenses and UsageGrammar - NounsParticiple Clauses & Cleft SentencesPresent tense AffirmativeConjunctions and TransitionsOther quiz:
Grammar › ViewCila : ………………. Iman : Yes, he is a doctor.
A. Are your father a doctor?
B. Does your father a doctor?
C. Is your father a doctor?
D. Do your father a doctor?
Verb › View
Mark and John had been thinking about enrolling in photography classes.
A. Past Tense
B. Present Tense
C. Future Tense
D. Past Perfect Tense
E. Present Perfect Tense
The band ___________ at the concert because the singer was ill. (not perform)
A. could perform
B. couldn’t perform
Vocabulary › View
the environment that provides an organism with the things it needs to live, grow, and reproduce
A. community
B. organism
C. habitat
D. population
E. species
