I think the first one is correct, second one is not... there should not be a preposition "on" in front of the word guitar... am I right?-- You are right.
I will play a song for you on my guitar. Is it correct to use the preposition "on" in this case?-- Yes.
Hi, Here are two sentences to express my ability in playing a musical instrument:
I play the guitar. I play on guitar.
I think the first one is correct, second one is not... there should not be a preposition "on" in front of the word guitar... am I right? Right. In this sentence, 'guitar' is t