A. am teaching
B. have taught
C. have been teaching
D. teaching
Sentence is in present perfect continuous tense.
Rule :
Subject + have/has + been + V-ing + other agents.
I have been teaching English online since July, 2020.
A. am teaching
B. have taught
C. have been teaching
D. teaching
Sentence is in present perfect continuous tense.
Rule :
Subject + have/has + been + V-ing + other agents.
I have been teaching English online since July, 2020.