"椰风拂碧海，神箭冲九霄"2020年12月22日12时37分，中国长征八号运载火箭在海南文昌航天发射场成功发射。读地球公转示意图，完成题目。
火箭发射当天，地球在运行在公转轨道（ ）附近
读图可知，①处是夏至日，是每年的6月22日前后，②处是秋分，是每年的9月23日前后，③处是冬至，是每年的12月22日前后，④处时是每年的3月21日前后。所以2020年12月22日地球运行到④处附近。故根据题意选C。
Dogs are the best pets of humans. They come in all sizes. Some dogs are as small as a football, and others are as tall as a desk. Dogs’ fur (毛) is different, too. It can be long and soft, or smooth and hard. People don’t mind the kind of fur, because all dogs are good to hug.
请在字典中查一下这个词。
我喜欢甜食， 你知道的。
去年， 彼得在旅途中和许多人交了朋友。
我叫托尼· 史密斯， 史密斯是我的姓。
我们在课上回答问题时应该起立
Tea and coffee are two of the most popular drinks in the world. However, people usually like one more than the other. These drinks also have very different uses.
People in the office usually sit for most of the day when they work. But this is bad for a person’s health. When people sit for too long every day, they don’t move very much. So it is easy to start getting fat. Sitting too long is also bad for their work because it makes them want to sleep. When this happens, people may make more mistakes in their work or spend more time finishing their work. Companies need workers to be healthy, so how do they fix the problem?
