题目

Here come some of the ways advised to keep delighted and a healthy mood by Harvard.♦ Be grateful and say thanks often【1】 - the tiny purple flowers on the sidewalk, the beautiful sunset, and the smile in your partner’s eyes. When you have a grateful heart that is appreciative of life’s beauty, wonder and blessings, you’re automatically filled with delight. Always be appreciative of the blessings in your life. And it’s equally important to express your appreciation to those who’ve made your life better in some way.♦ 【2】If your tendency is to imagine the very worst case when16．敦煌莫高窟被称为世界最大的艺术宝库之一，主要因为它（　　）A．有大量精美的彩塑和壁画B．有大量的碑刻书法C．建筑具有独创风格D．大批宝物被劫掠到国外