In this section, you will hear several passages. Listen to the passages carefully and then answer the questions that fallow.
Questions 1 to 3 are based on the following passage. At the end of the passage, you will be given 15 seconds to answer the questions.
Now，listen to the passage.
1. How many hours do teenagers spend both in watching TV and surfing on line in a week?
A. 70 hours.
B. 17 hours.
C. 15 hours.
D. 34 hours.
2. Of all the digital devices，which is most welcomed among teenagers?
A. Computer.
B. TV set.
C. Mobile phone.
D. Laptop.
3. What can we learn from the passage?
A. TV set should dominate the entertainment time of British children as in the past.
B. The teenagers are forbidden to have access to any digital device.
C. Teenage girls use cell phones more often than boys in sending text messages.
D. It is suggested that parents should use more digital devices in their daily lives.
