《工程场地地震安全性评价技术规范》（GB 17741-2005）规定，工程场地地震安全性评价工作共分（）级。

lIlmost didn’t recognize Jne when I cmecross her in the street. She hd become so _____fter losing twenty pounds .rw B．slim C．protective D．independentA．rawB．slimC．protectiveD．independent