道藏的首次官方编制年代为()年间。
A.明万历
B.明正统
C.宋元丰
D.唐开元
参考答案:D
Both students and parents appreciated the great importance schools have ________ to
eyesight protection. [ ]
A. reacted
B. attended
C. attached
D. adapted
四环素的不良反应是()
A.视神经炎
B.二重感染
C.诱发感染
D.金鸡钠反应
E.肺纤维化