下列哪项不属于机械性眼外伤()。
A.辐射伤
B.锐器伤
C.穿孔伤
D.异物伤
E.钝器伤
参考答案:A
TF-Ⅶa复合物经传统通路可激活()。
A.FⅤ
B.FⅩ
C.FⅢ
D.FⅪ
E.FⅨ
Mr. Li, who _____ his whole life to education, is retiring next month.
A.devoted
B.is devoting
C.has devoted
D.had devoted