看图完成句子。
1. She can _____ .
2. They can _____ .
1. sing 2. swim
She took her bag back home while I left _____ in the classroom. [ ]
A. me
B. my
C. mine
D. it
下列属于施工质量控制自控主体的是( )。
A．业主
B．设计单位
C．监理单位
D．施工承包方
