Questions 17 to 19 are based on the passages you have just heard.[音频]
A. In 1995.
B. In 2000.
C. In 2005.
D. In 2010.
NO
A. Kenya.
B. Ethiopia.
C. Uruguay.
D. Guatemala.
NO
A. Educate the public to protect children from online abuse.
B. Take action to safeguard children’s personal information.
C. Train teachers to help children master computer skills.
D. Invest in research to decrease the cost of computers.
Questions 20 to 22 are based on the passages you have just heard.[音频]
About 16 million.
B. About 25 million.
C. About 36 million.
D. About 45 million.