雅思 考试写作:发展国家的国民不一定快乐
People in developing countries are happier than before while people in developed countries are no happier than they used to be. Why？ What lesson can you learn from it？
IELTS Essay：
Financially speaking， people are supposed to be happier when their incomes exceed expenses， but the reverse seems to be happening to many people in some developed countries
