【单选题】一男性手术时曾输血800ml,1个月后出现恶心、呕吐、黄疸等症状,怀疑为输血后肝炎,进行实验室确诊首先应检查的是( )
【判断题】VHDL 子程序具有可重载性的特点,即允许有许多重名的子程序,但这些子程序的参数类型及返回值数据类型是不同的。
【单选题】一男性手术时曾输血800ml,1个月后出现恶心、呕吐、黄疸等症状,怀疑为输血后肝炎,进行实验室确诊首先应检查的是
【单选题】4 Questions 3 and 4 will be based on the following news item.
A.
Because it will help preserve endangered elephants.
B.
Because it can save over 20,000 elephants a year.
C.
Because the elephant population in Asia has declined.
D.
Because there are only half a million elephants in Africa.
【单选题】4 Questions 3 and 4 are based on the news report you have just heard.
C.
They will get a warning.
D.
They will lose customers.