Question

either the students or their teacher _____ taken the globe from here the correct form of the verb used here is

Answer 1

Have or had

both will be correct...

Answer 2

Correct Answer is either have or had. Both are applicable.

To make the sentence accurate grammatically,, both the subject and verb must be singular or plural.

In another way, the subject and verb must agree with one another in respect to their tense.

If the subject is in a plural, the verb should also be in plural and vice versa.