1. (2024高二下·德阳期末)  听材料，回答问题。

It's 3pm, time for news from the world of medicine.<br />Does sitting make you sad?<br />Australian researchers found that middle-aged women who sat for over 7 hours a day were 47%<br />more likely to show sense of depression than those who sat for 4 hours or fewer.<br />Those who engaged in no physical activity were 26% more likely to have symptoms of depression<br />3 years later than those who exercise regularly.<br />Sitting for long periods has also been linked to heart disease.<br />How can you detect a liar through a texted message?<br />Watch for a delayed response.<br />When college students were asked to tell a lie during an interview with a computer, they<br />took 10% longer on average to send a message and they did more editing than usual.<br />Can marriage beat cancer?<br />Unmarried people were 20% less likely to die from the disease than those who were unmarried,<br />according to a Harvard study of more than 730,000 people.<br />They were also more likely to get the disease detected at an earlier stage and receive proper<br />treatment.<br />A husband or wife can urge you to seek medical help and support you during radiation and<br />other treatments.<br />It's 3pm, time for news from the world of medicine.<br />Does sitting make you sad?<br />Australian researchers found that middle-aged women who sat for over 7 hours a day were<br />47% more likely to show sense of depression than those who sat for 4 hours or fewer.<br />Those who engaged in no physical activity were 26% more likely to have symptoms of depression<br />3 years later than those who exercise regularly.<br />Sitting for long periods has also been linked to heart disease.<br />How can you detect a liar through a texted message?<br />Watch for a delayed response.<br />When college students were asked to tell a lie during an interview with a computer, they<br />took 10% longer on average to send a message and they did more editing than usual.<br />Can marriage beat cancer?<br />Black people were 20% less likely to die from the disease than those who were unmarried,<br />according to a Harvard study of more than 730,000 people.<br />They were also more likely to get the disease detected at an earlier stage and receive proper<br />treatment.<br />A husband or wife can urge you to seek medical help and support you during radiation and<br />other treatments.

1. （1） What's the speaker?

   A . A program host. B . A health expert. C . A psychologist.
3. （2） What did Australian researchers find in middle-aged women?

   A . Those sitting longer are more likely to depress. B . Those engaged in less physical activity are less likely to depress. C . Sitting less is linked to heart disease.
5. （3） What does marriage contribute to our health?

   A . It can decrease depression. B . It can detect a liar. C . It can beat cancer.