动物疾病发展中疾病的主要症状充分表现出来的阶段是（）
A.潜伏期
B.前驱期
C.临床经过期
D.转归期
E.终结期
参考答案：C
In his letter, he said you could ____ either personally or in e-mail ____ the post in the company. [ ]
A. apply; for
B. apply; to
C. relate; to
D. collect; for
