开放性喉外伤()。
A.喉挫伤
B.喉火器伤
C.喉烧灼伤
D.损伤性喉肉芽肿
E.环杓关节脱位
参考答案:B
假设企业本年的经营效率、资本结构和股利支付率与上年相同,目标销售收入增长率为30%(大于可持续增长率),则下列说法中正确的有()
A.本年权益净利率不变
B.本年净利润增长率为30%
C.本年新增投资的报酬率为30%
D.本年总资产增长率为30%
I have read a series of stories about some world famous great scientists, are from our country.
A.two of them
B.two of whom
C.both of them
D.both of whom