工作票不准任意涂改。涂改后上面应由签发人签名或盖章,否则此工作票()
A.收回
B.注销
C.无效
参考答案:C
This fashion show in our school was so ________ that we heard ________ shouts everywhere.
A.exciting; exciting
B.exciting; excited
C.excited; excited
D.excited; exciting
( )可以实行设计进度质量保留金制度。
A.监理单位
B.项目法人
C.设计单位
D.施工单位