How many people are infected with HIV virus?

B. Listen to the following short statements and then choose one of the answers that best fits the meaning of each statement by blackening the corresponding letter on the ANSWER SHEET. There are 10 questions in this part of the test, 1 point for each question. You will hear each statement only once.
11. Worldwide more than 77 million people are infected with the virus, and more than 35 million have died of AIDS-related diseases so far, according to the United Nations.
12. Plain-looking as he is, you can’t deny that he is so funny and kids are so attracted by him.
13. An increasingly open attitude toward sex, a huge migrant population and rapid development of the Internet and the proliferation of dating apps have combined to make the task of fighting HIV/AIDS in China ever more arduous.
14. "I’m Lisa, not Christina, " I told my counselor, though later I joked that I should have passed for Christina. She had better grades.
15. The annual survey has served as an important window for expatriates to learn about China. It is the only national survey participated in exclusively by foreign experts working and living in China. The annual survey began in 2010 and is now in its eighth year.
16. So far the Chinese government has shown to the world it is not mission impossible, as proved by its success in preventing the spread of HIV through blood transfusions — with nearly zero cases of infection through this channel recorded.
17. So next time when someone says they’re Type A and brags about how it got them to where they are today, take it with a grain of salt.
18. It was the most violent quake she felt in her 37 years in a region where temblors are common, Dossett said. One aftershock moved her piano a foot and half from the wall.
19. Lhasa was modern and well-planned, but outside the city, infrastructure such as road quality was quite variable.
20. In the UK, deaths from respiratory diseases from 1985 to 2015 fell from 151 per 100, 000 men to 89; for women, the results went from 67 to 68 per 100, 000, according to the new study.