YOU SAID:
i play guitar, but...
INTO JAPANESE
私はギターを弾きますが...
BACK INTO ENGLISH
I play the guitar ...
INTO JAPANESE
私はギターが弾けます。
BACK INTO ENGLISH
I can play the guitar.
INTO JAPANESE
私はギターが弾けます。
BACK INTO ENGLISH
I can play the guitar.
You've done this before, haven't you.