It can be learned from the passage that the aim of Ericsson's research work was ________.
A、tounderstandthepsychologyofpotentiallysuccessfulmusicians;
B、tofindthebestyoungmusicians;
C、tofindthehighflyingmusicians;
D、tofindtheimportanceofhardwork
发布时间:2025-06-20 00:55:14