下列与诊断无关的检查是
A．血雌二醇测定
B．血常规化验
C．B超盆腔检查
D．血HCG测定
E．尿妊娠试验
参考答案：A
某氧化物不溶于水，溶于熔化的NaOH中，生成易溶于水的化合物，向稀盐酸中滴加所生成化合物的水溶液，立即有白色沉淀产生，则原氧化物是[ ]
A．Al2O3
B．MgO
C．SiO2
D．P2O5
The new clothes in that shop are so beautiful that Anna cannot resist ________ (take) a close look at them, although she cannot afford them at present.
