下列不属于现代生物技术在医疗方面作用的是[ ]
A．基因治疗
B．生物芯片诊断
C．基因诊断
D．绿色能源
答案：D
— Do you remember the experiment we did together many years ago?
— Yes, _______ we did it yesterday. [ ]
A. as if
B. even if
C. only if
D. if only
防范金融危机的主要对策有哪些
