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

AppleⅡ Jobs and Steve Wozniak founded Apple Computers inc.in 1976. A year later, the AppleⅡwas invented. This production was the world’s first mass-market personal computer.

The iMac Under Job’s leadership, Apple introduced the all-in-one iMac computer in 1988. The iMac became the first machine which offered only a CD-ROM slot (插槽).

The iPad By 2010, Steve Jobs was confident that the world was ready to have a tablet computer that would be great for watching movies and playing games. The touch-sen-sitive iPad was a great success.

The iPhone 4s The iPhone 4s came out on October 4, 2011, in America. It looks like the iPhone 4. It has a larger and wider screen and a slimmer yet wider case. It has a better camera and faster data transfer (数据传输) speeds.

When was the AppleⅡinvented?

A．In 1976

B．In 1977.

C．In 1998.

D．In 2010.

Which of the following was the iMac which came out in 1988 different from others?

A．People could play games on it.

B．It offered only one CD-ROM slot.

C．It had one camera in it.

D．It had a larger screen.

What was the latest product?

A．The iPhone 4s.

B．The AppleⅡ.

C．The iPad.

D．The iMac.

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

According to the passage, which of the following about the iPhone 4s is TRUE?

A．Its screen is the same size as the iPhone 4.

B．It has a smaller screen and slimmer case than the iPhone 4.

C．It has a larger screen and a better camera than the iPhone 4.

D．It uses more time to transfer the same date than the iPhone 4.