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5 votes
13. Not only the students but also their instructor

to the principal's office.
have been called
has been called
is being called
are being called

User RishiG
by
4.6k points

2 Answers

4 votes
Have been called is the only possible answer
User Manishekhawat
by
4.5k points
3 votes

Answer:

have been called is the cortect answer.

User Grgvn
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4.2k points