在我国国家级骨干网络中，中国科学技术计算机网的英文简称是（）。
A、CHINANET
B、CERNET
C、CSTNET
D、CHINAGBN
参考答案：C
_ that she didn't do a good job, I don't think I am abler than her. [ ]
A. To have said
B. Having said
C. To say
D. Saying
以下药物的采收时间哪一项不正确（）
A.桑叶在深秋或初冬采
B.槐花在含苞待放时采
C.青皮应当采取幼果
D.叶类药多在果实成熟后采收
E.树皮类药多在春夏间采收
