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阅读下列短文,从每小题所给的A、B、C三个选项中,选出最佳选项。
A
The Invention of the Smartphone
Basic Information
First Concept: The idea of a smartphone came up in the 1990s.
First Release: The first real smartphone was released in 1993. It combined a mobile phone with some computer functions.
Popular Brands: Apple, Samsung, Huawei and Xiaomi are among the most popular smartphone brands today.
Development Timeline
Main Functions:
Communication: Make phone calls, send messages, use social media apps like WeChat.
Entertainment: Watch videos, listen to music, play games.
Productivity: Take photos, use office apps, set reminders.
Effect:
In Daily Life: People can get information quickly, make friends online, and shop easily.
In Business: Companies use smartphones for marketing, meetings, and data collection.
Problems: Some people spend too much time on smartphones, and it may cause eye problems and social isolation.
(
A. In 1990. B. In 1993. C. In 2007.
(
A. Apple launched the iPhone. B. 5G technology was introduced. C. Android smartphones became popular.
(
A. Watching videos. B. Sending messages. C. Reading books in libraries.
(
A. Because they are too expensive. B. Because using them too long may hurt eyes. C. Because they are too heavy to carry.
(
A. a science magazine B. a storybook C. a cooking recipe
A
The Invention of the Smartphone
Basic Information
First Concept: The idea of a smartphone came up in the 1990s.
First Release: The first real smartphone was released in 1993. It combined a mobile phone with some computer functions.
Popular Brands: Apple, Samsung, Huawei and Xiaomi are among the most popular smartphone brands today.
Development Timeline
Main Functions:
Communication: Make phone calls, send messages, use social media apps like WeChat.
Entertainment: Watch videos, listen to music, play games.
Productivity: Take photos, use office apps, set reminders.
Effect:
In Daily Life: People can get information quickly, make friends online, and shop easily.
In Business: Companies use smartphones for marketing, meetings, and data collection.
Problems: Some people spend too much time on smartphones, and it may cause eye problems and social isolation.
(
B
)41. When was the first real smartphone released?A. In 1990. B. In 1993. C. In 2007.
(
A
)42. What major change happened in the smartphone market in 2007?A. Apple launched the iPhone. B. 5G technology was introduced. C. Android smartphones became popular.
(
C
)43. Which of the following is NOT a main function of smartphones?A. Watching videos. B. Sending messages. C. Reading books in libraries.
(
B
)44. Why are some people worried about using smartphones?A. Because they are too expensive. B. Because using them too long may hurt eyes. C. Because they are too heavy to carry.
(
A
)45. This text is probably from ______.A. a science magazine B. a storybook C. a cooking recipe
答案：
41. B 42. A 43. C 44. B 45. A
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