听lecture，先把答案记下来，然后再提交。答案提交大写字母。真题是2021年6月 第2套part C。听不懂自己找文本核对。Questions 16 to18 are based on the passage you have just heard.16. A) They have little talent for learning math.B) They need medical help for math anxiety.C) They need extra help to catch up in the math class.D) They have strong negative emotions towards math.17. A) It will gradually pass away without teachers' help.B) It affects low performing children only.C) It is related to a child's low intelligence.D) It exists mostly among children from poor families.18. A) Most of them have average to strong math ability.B) Most of them get timely help from their teachers.C) They will regain confidence with counselling.D) They are mostly secondary school students.Questions 19 to 21 are based on the passage you have just heard.19. A) Social media addiction is a threat to our health.B) Too many people are addicted to smartphones.C) Addiction to computer games is a disease.D) Computer games can be rather addictive.20. A) They prioritize their favored activity over what they should do.B) They do their favored activity whenever and wherever possible.C) They are unaware of the damage their behavior is doing to them.D) They are unable to get rid of their addiction without professional help.21. A) It may be less damaging than previously believed.B) There will never be agreement on its harm to people.C) It may prove to be beneficial to developing creativity.D) There is not enough evidence to classify it as a disease.Questions 22 to 25 are based on the passage you have just heard.22. A) They are relatively uniform in color and design.B) They appear more formal than other passports.C) They are a shade of red bordering on brown.D) They vary in color from country to country.23. A) They must endure wear and tear. C) They must be made from a rare material.B) They must be of the same size. D) They must follow some common standards.24 A) They look more traditional. C) They are favored by airlines.B) They look more official. D) They are easily identifiable.25. A) For beauty. C) For visibility.B) For variety. D) For security.