VP方案能使成人急淋白血病获完全缓解的比例为（）
A.50％
B.65％
C.70％
D.60％
E.55％
参考答案：A
The film is _______ for us to see. [ ]
A. interesting enough
B. enough interesting
C. interesting much
D. much interesting
X线中不被显示的结石是（）
A.碳酸钙结石
B.草酸钙结石
C.尿酸结石
D.磷酸钙结石
E.磷酸镁铵结石
