The pianist says he ( ) to his parents ( ) their encouragement and support.
A.is relieved ... for
B.is grateful ... for
C.is true ... of
D.is bathed ... in
正确答案是B
The pianist says he ( ) to his parents ( ) their encouragement and support.
A.is relieved ... for
B.is grateful ... for
C.is true ... of
D.is bathed ... in
正确答案是B