在售中业务开通过程中，测试完毕后提交《中国电信出租电路开通交付报告》，并请（）认可。
参考答案：客户签字
–-My TV set doesn’t work, the water tap is dripping and my car is still under repair!
–-You sure ________ bad luck these days.
A．are having
B．will have
C．had had
D．had
绿麦芽干燥焙焦过程中生成类黑素（重要风味物质），影响生成类黑素的因素有那些？
