下列加点字注音全部正确的项是（）。 A．狂吠（fèi）怜悯（mǐn）信而好（hà

社会预测

2005年北京时间7月4日下午1时52分，美国探测器成功撞击“坦普尔一号”彗星，投入彗星的怀抱，实现了人类历史上第一次对彗星的“大对撞”．如下图所示，假设“坦普尔一号”彗星绕太阳运行的轨道是一个椭圆，其运动周期为5.74年，则关于“坦普尔一号”彗星的下列说法正确的是（　　）

A．绕太阳运动的角速度不变

B．近日点处线速度大于远日点处线速度

C．近日点处加速度小于远日点处加速度

D．其椭圆轨道半长轴的立方与周期的平方之比是一个与太阳质量有关的常数

（8分）下列七种物质中   Ne    O₂    H₂O    NH₃    H₂SO₄    KOH   MgCl₂

只含有共价键的是        ，只含有离子键的是        ，既含有离子键又含有共价键的

是                 属于共价化合物的是            ，属于电解质的是                。（填化学式）

在新的环境里，有很多新的面孔，对你来说，他们是陌生的，这时你会以什么样的态度进入新的生活[ ]

①沉醉在对小学班集体的怀念中，不愿意与新同学交往，每天独来独往②只和与我性格相似的人建立友谊③热情对待每一个新同学④展现自己的个性，让新同学了解自己，从而融洽同学间的关系

A．①②

B．③④

C．①③

D．②④

Developingreliable software on time and within (29) .represents a difficult endeavor for many organizations.

Usually business solutions have three main aspects., people, (30) , and technology. The maion reason for failing software projects has little to do with technology and tools, and much to do with lack of process (31) . Experience has shown that introducing new technology and tools in an immature or undisciplined environment is likely to increase the chaos. CASE tools are not enough. "A fool with a tool is still a fool!"

Structured method was the first wave of the software industry. This was the beginning of transforming software development from a" (32) industry" to mass production. Software process movement if the second wave in the software industry. The process maturity movement prepares the way for the third wave of the software industry:"software industrialization".Software development will become like an assembly and manufacturing process. A criticalenabling factor is a disciplined software engineering process with predictable quality, (33) and functionality.

29（）

A．forecast

B．preparation

C．budget

D．economy