1. Positive attitudes keep you healthy/Being cheerful keeps you healthy/Personality and emotion concern health. 2. who are cheerful and relaxed/who are positive/with positive attitudes/who are optimistic. 3. Their symptoms, however, differed depending on the types of emotions that they had reported over the previous fortnight. 4. 这些发现很有趣,但不能证明一个人的态度对他/她是否生病产生影响。 5. Answers may vary. 答案不唯一 |