When did you first meet him/meet him first?
Hello, if I want to know the first time she met her boyfriend. Which the correct sentence to use? I tried to make some sentence but I'm not sure where should I put "first" in the sentence. "When did you meet him?"

a)When did you first meet him?
b)When did you meet him first?

Question

When did you first meet him/meet him first?
Hello, if I want to know the first time she met her boyfriend. Which the correct sentence to use? I tried to make some sentence but I'm not sure where should I put "first" in the sentence. "When did you meet him?"

a)When did you first meet him?
b)When did you meet him first?

Answer

When did you first meet him?
is correct.

Answer

A is correct
B can be revised like this:
"When did you meet him for the first time?"

Answer

a)When did you first meet him?
it is right

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