I asked my uncle, who plays 31 piano well, 32 he would assess (评定) the tone of a second ha

I asked my uncle, who plays 31 piano well, 32 he would assess (评定) the tone of a second hand piano I was hoping to buy. We arrived 33 the house and Uncle Frank looked the piano over, then 34 (sit) down and played a mixture of honky-tonk numbers and classical pieces. When he finished, we told the family that we would call 35 in 15 minutes.
Outside, Uncle Frank said that 36 the wood was battered (坏掉的)，the sound was good and we should buy it.
When I phoned the woman back, she sounded as if she was crying. 37 (concern), I asked, “What’s the matter?”
“We didn’t know the piano_38 play like that,” she replied. The piano wasn’t 39 sale, and her daughter had to resume(重新开始) taking piano 40 .31 the 32 whether/if 33 at 34 sat 35 them

(答案→)31 the 32 whether/if 33 at 34 sat 35 them 解析：可联系答.案.网客服索取。

这个解释是对的