合理情绪疗法属于()
A.支持性心理治疗
B.认知治疗
C.放松疗法
D.厌恶疗法
E.系统脱敏法
参考答案:B
—What are you doing this afternoon?
—My computer is broken. I have to have it repaired this afternoon.
A.ask someone to repair it
B.repair it myself
C.fix it up
D.ask someone to sell it
若服务器系统可用性达到99.99%,那么每年停机时间必须小于等于______。
A.8分钟B.53分钟C.1.2小时D.8.8小时