The development process in the software (74) involves four phases: analysis,design, implementation, and testing.
A. maintenance
B. lifecycle
C. programming
D. upgrading
依据《合同法》,下列关于后履行抗辩权应满足的条件,说法错误的是 ()
A. 应当先履行的合同当事人没有履行债务或没有正确履行债务
B. 合同中未约定履行顺序
C. 应当先履行的对价给付是可能履行的义务
D. 由同一双务合同产生互负的对价给付债务
The passage tells us that__________. 查看材料
A. sugar is bad for the health
B. the use of sugar is habit forming
C. people need sugar to give them energy
D. sugar provides us with nothing useful
(129~130题共用题干) 患者,女性,28岁。已婚,未生育。现停经50天,有少量阴道流血,无早孕反应。妇科检查:宫口闭,软,双附件(一)。 该病例最简单的辅助检查方法是
A. B超
B. 尿妊娠试验
C. 阴道镜检查
D. 阴道后穹隆穿刺
E. 腹腔镜检查