I think ..... piano itself needs to be tuned.

RESPIRATORY MEDICINE

Please wait while the activity loads.
If this activity does not load, try refreshing your browser. Also, this page requires javascript. Please visit using a browser with javascript enabled.

If loading fails, click here to try again

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]

I think ____ piano itself needs to be tuned.

A	The
B	-
C	A
D	An

Explanation:

There is 1 question to complete.