2022英语教育周报七年级下册外研版18期答案

20.(1)油菜种子(1分)大豆种子(1分)保护和支持(1分)(2)油菜种子中脂肪含量多脂肪中氧含量少而氢含量多,种子萌发时消耗的氧气量相对较多,而浅层土壤中含有的氧气较多(3分)(3)相互转化(2分)低温、低氧和干燥(2分)

Li HI第二节The next day when i arrived at school. I didn't findAlice. I felt everything was very dark. I had a bad feelingwhen I was looking for her. I found some guys werebothering Alice, and this time they were hitting her andpulling her hair. I heard one of the guys say, "You have togive me all your homework, or we'll keep on hitting youI did not know what to do. I was very worried, so mydecision was to call the policeWhen the police arrived, the guys who were bullyingAlice were caught. We all had to go to the school office. Iwas in the office as a witness. Alice was a victim, andhose who bullied her were guilty. When my parentsarrived, theyfelt piroud of me. Alice told her parenteverything. She was extremely grateful and kept thankingme. From that day on, I got a best friend for life, andAlice learned how to defend herself

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