Question

7. Choose the correct sentence. *
a) One of my friend is a teacher.
b) One of my friends is a teacher.
c) One of my friends are teacher.
d) One of my friends are teachers​

Answer 1

One of my friends is a teacher.

• Here the main subject is a particular single person from group of multiple people.
• As mentioned before, there are multiple people (or,friends) in the whole group, so the usage of "are" is appropriate in this case.
• And, the teacher is that one single friend who is a single person. That's why, usage of "is" is appropriate in this case.

Answer 2

Correct Sentence:

One of my friends is a teacher.

• Among the given options, grammatically " One of my friends is a teacher" is the correct statement.

• In subject-verb agreement, a singular subject takes a single verb whereas a plural verb takes a plural verb.

• Correct: one of my friends ✅
• wrong: one of my friend. ❌

• Among all of your friends only one single person is a teacher, so "One of my friends is a teacher" is correct.

• In the given sentence, "one" is a subject then we should choose "is" for the verb.