Select the most appropriate option that can substitute the underlined segment in the given sentence. What exactly have the teachers being doing wrong?
Show answer & explanation
Correct answer: A
Explanation
The correct anzwer is option 1 i.e. teachers been doing.
The correct tense to use here is present perfect continuous tense. The present perfect continuous tense is a verb tense that describes an action that began in the past and continues in the present.
Here, the teachers doing something wrong is the continued action from the past.
The formation of the tense is incorrect in the sentence. The correct formation is- "have/has + been + -ing form of the verb".
Thus, the correct sentence is- What exactly have the teachers been doing wrong?