在舒乐板的工艺流程中，门窗洞口处理要与（）同时进行。
A.测量放线、验线
B.板材切割
C.安装节点设计
D.管线敷设
参考答案：D
_____________ in my present work, I would be quite willing to do what you ask me to.
A．If I am not engaged
B．If I don’t engage
C．Were I not engaged
D．Didn’t I engage
