间歇性发热20天,血涂片发现疟原虫,患者最明显的体征是:()
A.贫血
B.肝肿大
C.黄疸
D.脾肿大
E.唇部疱疹
参考答案:D
1997年至2007年间,我国铁路共实施了五次大提速。 ( )
To be successful,the organization should be committed to addressing the management of risk______.
A.just before a meeting with a client
B.proactively and consistently throughout the project
C.as soon as time and cost estimates are ready
D.early in the execution phase