Without worrying about anything, she abandoned herself ________ a life of pleasure.

A．with

B．of

C．to

D．on

21-三体综合征嵌合型核型

A．47,XY,＋21
B．46,XY(XX)/47,XY(XX)，＋2l
C．46,XY(XX),-14,＋t(14q21q)
D．46,XY(XX),-21,＋t(21q21q)
E．46,XY,＋21