电镜下诊断鳞状细胞癌的主要依据是（）
A.张力原纤维、细胞间桥粒
B.分泌泡、微管腔
C.中间丝
D.黑素小体
E.细肌丝
参考答案：A
I _________ Lucy to be careful with her handwriting all the time, but she hasn’t polished it at all.
A．told
B．have been telling
C．will be telling
D．have told
与远视眼无关的是（）
A.高度远视时有远近视力均降低
B.调节性内斜
C.视神经 * * 炎
D.老视出现早
E.视疲劳
