建筑工程施工现场的消防安全由（）负责
A、施工单位
B、建筑单位
C、设计单位
D、主管单位
参考答案：A
根据句意和首字母提示完成单词。
①My father's brother is my u _____.
②My father's parents are my g _____.
③He has two children,a son and a d _____.
④This is Bob. His mother is my aunt. He's my c_____
⑤T_____ for your nice photo.
Nun ________ Sie einmal ruhig, Herr Müller, erzhlen Sie, was los ist!
A．sein
B．sind
C．seid
D．seien
