受益人中途可以变更。但若是投保人指定或变更受益人，必须征得（）的同意。
A.被保险人
B.受益人
C.保险人
D.继承人
参考答案：A
—How was Robert's cooking?
—Oh, pretty good. I was quite _____.
A．admired
B．interested
C．impressed
D．inspired
干熄焦为什么要装省煤器？
