AnonymousWhich of these sentences are correct?

Only the first is completely correct. The others have only minor problems.

Will you lend me your pen?
He borrowed my pen.
Can I borrow your pen?

CJ

Hi,

I think all of your sentences are correct, but yes, your second sentence shouldn't have a question mark at the end. It should have a period/full stop, because it's a positive sentence, not an interrogative.

In 'Will you lend me your pen?', you are requesting the person(you're talking to) to give you the pen.

In 'He borrowed my pen.', you are

Sorry sir, I couldn't see your post, because I, too, was posting when you were posting. But please correct if there's anything incorrect in my post.

Thank you.

LaboriousI couldn't see your post, because I, too, was posting when you were posting.

It happens quite often. Don't worry about it.

CJ