铁路交通事故极易造成人员群死群伤，特别是（），人员的伤亡率更_爱下问搜题

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问题单项选择题

铁路交通事故极易造成人员群死群伤，特别是（），人员的伤亡率更高。

A.列车脱轨事故

B.列车之间相撞事故

C.列车颠覆事故

D.列车与人相撞事故

答案

参考答案：B

阅读理解

阅读理解。

Steve Jobs was one of the fathers of the personal computing time and the founder of Apple. He was also one of the giants of the information age. Here are some of his greatest contributions.

Apple II Jobs and Steve Wozniak founded Apple Computes Inc. in 1976. A year later, the Apple II was invented. This production (产品) was the world's first mass-market personal computer.	Apple II Jobs and Steve Wozniak founded Apple Computes Inc. in 1976. A year later, the Apple II was invented. This production (产品) was the world's first mass-market personal computer.
Apple II Jobs and Steve Wozniak founded Apple Computes Inc. in 1976. A year later, the Apple II was invented. This production (产品) was the world's first mass-market personal computer.	Apple II Jobs and Steve Wozniak founded Apple Computes Inc. in 1976. A year later, the Apple II was invented. This production (产品) was the world's first mass-market personal computer.

1. When did the iMac first come out?

A. In 1976.
B. In 1998.
C. In 2010.
D. In 2011.

2. Which one was the oldest?

A. The Apple II.
B. The iMac.
C. The iPad.
D. The Iphone 4s.

3. From the passage, we can know that the iPad ______.

A. has a better camera.
B. is the first personal computer.
C. has a CD-ROM slot.
D. is great for watching movies.

单项选择题

胆固醇结石好发生于（）。

A．总胆管

B．左肝管

C．右肝管

D．胆囊内

E．以上都不是