I often _____ Danny to play ping-pong.[ ]
A. teach
B. teaching
C. teaches
答案:A
女性,50岁,呕血不止,烦躁、面色苍白、出冷汗,此时应首先给予的急救措施是()
A.快速输血
B.快速补液
C.口服去甲肾上腺素
D.手术止血
E.肌内注射巴曲酶
Name the author of the following literary works.
Ode on a Grecian Urn