Passengers sitting within two seats on either side of a person infected with the flu, as well as those sitting one row in front of or behind this individual, had about a 3 percent chance ofcatching the flu.
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[音频]passage listening 13:46
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.
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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 existes mostly among children from poor families.
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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.
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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.
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