F列工作中，( )应列入主动控制措施。
A．平行检验
B．核验施工测量成果
C．撤换不合格的监理人员
D．分析确定风险对策
参考答案：D
If x2+9x-3=3x2+2x(4-x), then x2=（）.
A. 2
B. 3
C. 4
D. 9
E. 16
It was brave of the girl to _____ her parents' will and marry the young man she loved.
[ ]
A. go over
B. go against
C. go through
D . go off
