肺转移性癌指的是：（）
A.肺癌转移至肝
B.肺癌转移至肺
C.肝癌和肺癌同时转移到它处
D.肝癌和肺癌互相转移
E.它处的癌转移到肺
参考答案：E
______, the concert began.
A．The listeners having taken their seats
B．Having taken their seats
C．Having taken their places
D．Taking their seats
TEST VER，55H JZZEROZERO：...上述程序段中，当变量VAR的内容为何值时，执行JZZERO条件转移指令后，可满足条件转至ZERO处( )。
A．(VAR)=0
B．(VAR)=55H
C．VAR中第0，2，4，6位为0
D．VAR中第1，3，5，7位为0
