According to the first paragraph, which of the following sentences is INCCORECT? A. In Ancient Rome, Cicero described gratitude as the mother of all virtues. B. Thomas Brown defined gratitude as “that delightful emotion of love. C. Like joy, sadness or anger, gratitude also qualifies as a basic emotion. D. This concept of being thankful has been stressed in religion and philosophy for a long time. 2. What we can know from the study in the second paragraph? A. Participants were asked to imagine how they would feel if his or her friends saved their life. B. The participants had to rate how grateful they were to strangers who provided them with help. C. Researchers found their ratings of gratitude negatively correlated with activity in brain areas. D. It makes no sense because gratitude is often thought of as a moral emotion. 3. What’s the purpose of another study that asks people to write down three things that goes well that day? A. Because people don’t have the habit of writing good thing down. B. Because the study wants to do a research on if people can benefit from being gratitude. C. Because they can sleep well if they write the things that happened that day. D. Because people want to be happier and healthier. 4. What the speaker wants to talk about at the end of the passage? A. People with a particular genetic variation can express more gratitude towards their partners. B. Oxytocin is thought to play a small role in promoting close social bonds. C. it’s the thought that keeps our relationships together. D. The two small words “Thank you” can bring us amazing benefits to our mind, body and relationships. 5. What’s the main idea of this passage? A. Gratitude can bring us amazing positive effects. B. People in different area have different feelings of gratitude. C. We should say “thank you” to the strangers. D. A positive life attitude will bring us many benefits.