项目决策分析与评价应根据产品的( )和竞争力分析结果研究确定营销策略。
A. 价格
B. 质量性能
C. 技术含量
D. 不同生命周期的特点
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The word "oscillating" in line 17 is closest in meaning to（）
A. falling
B. depositing
C. swinging
D. starting
The word "endless" in line 14 is closest in meaning to（）
A. new
B. final
C. temporary
D. continuous
个人转让自用房屋，应同时提供表明其居住时间的证明，不需向主管税务机关备案的证明资料是( )。
A. 房屋评估报告
B. 房屋产权证
C. 户口簿
D. 住房证
According to the passage, what is believed to cause the thin lines seen on Europa's surface（）
A long period of extremely high tides
B. Water breaking through from beneath the surface ice
C. The continuous pressure of slush on top of the ice
D. Heat generated by the hot rocky core
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