2022英语周报初二上答案

8.D【解析】根据能量图可知,1,2-加成产物比1,4-加成产物能量高,则1,4-加成产物更稳定A错误;根据反应过程和能量关系图可知此反应为放热反应温度升商平衡逆向移动,转化率减小B错误;温度升高,各反应的正、逆反应速率均增大.C错误;温度升高,反应的正、逆反应速率都增大,根据题干信息可以看出,1,2-加成正反应速率的增大程度小于其逆反应速率增大程度,D正确。故选D

第二节【参考范文】On that Sunday, I paid a visit to Willard's family. On entering his house, I was surprised to find a barelyempty room with a broken bed and a dirty sofa. It seemed as if the house had been unoccupied for a longtime. willard told me his mother died and that his father was missing when he was five, leaving him to livewith a sick grandma. When asked why he had given the two quarters, Willard mumbled, "I just want to helpothers by contributing my milk money. I couldn t help bursting into tears. thinking I should help him breakhis silence. On my way home, I made up my mind to do something for the kind-hearted boy so that he couldreally be a member of our class.The next day, I had a special class for willard. I shared his story with the whole class and said, Now,on behalf of the people in need, I should say thanks to willard, you are great! After a silence, all thestudents clapped, saying"Willard, you are great! and they walked to him and hugged him tightly. willardfelt uncomfortable at first when hugging them. He gave a bashful smile as his classmates complimented hiscontribution. Finally, he opened his arms wide to embrace his friends. A friend relationship was built andWillard's silence was broken by a smile on his face.

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