These pianos' keys.
This piano's keys.
The possessive form of the singular noun piano is piano's.Example: The piano's owner is asking for four hundred dollars.
piano's legs
The plural form for the singular noun piano is pianos.
yes
Grand pianos can be purchased from the people that make the pianos such as Steinway. In addition, the pianos can also be purchased from retailers such as PianoMart.
Actually electric pianos did not replace acoustic pianos. There are literally millions of acoustic pianos in the united states alone, and more being bought every week. I personally see about 1000 pianos a year because I work as a piano tuner/technician. Electric pianos do come in handy for traveling to gigs, but acoustic pianos are very much alive and well.
No, Emerson pianos are not good.
The plural of 'piano' is 'pianos'.
yes and no. yes- if you're talking about plural possessive, then yes. no- if you're talking about plural only, then no. since it is a foreign word, the word only needs to add a 's' to the end.
The correct way to spell "pianos" is P-I-A-N-O-S.
The antiques store sold only old pianos. Two pianos are used in a piano duet.
Pianos can go to all the octaves.