"荡击征"是下列何种疾病的超声表现() A.大量心包积液 B.少量心包积液 C.心包 发布时间:2017-09-03 05:44 │ 来源:www.tikuol.com 题型:单项选择题 问题: "荡击征"是下列何种疾病的超声表现()A.大量心包积液B.少量心包积液C.心包钙化D.心包囊肿
题型:单项选择题 The A(H1N1) flu virus will infect a third of the world's Population ____ it continues to spread at this rate, some scientists warned. [ ]A. when B. if C. though D. as 查看答案