Never judge a man by his _____ alone — you might be fooled by what he looks like.

A．appearance

B．character

C．intelligence

D．application

设x、y、t均为int型变量，执行以下语句后，y的值为______。
x=y=3；t=++x||++y；

A．不定值

B．4

C．3

D．1