A {{U}}deadly{{/U}} disease has affected these animals.

题库:综合类 类型:最佳选择题 时间:2017-07-03 03:15:37 免费下载:《单选题》Word试卷

A {{U}}deadly{{/U}} disease has affected these animals.
A.contagious
B.serious
C.fatal
D.worrying

本题关键词:僵a,ECF-A,EP21-A,EP6-A,EP18-A,EP7-A,Lp(a),Lp（a）,A-aDO2,抗A;