201英语周报八年级新目标41期答案

28.(14分)(1)放热(1分);B(2分)(2)>(1分);>(1分);=(1分)(3)①恒压充入He,相当于减压,平衡正向移动,提副物转化率(2分)②N2选择性(1分);催化剂Ru对反应2逐渐天效(其他合理答案也可,2分)③3240p(3分)

书面表达One possible versionI求Dear PeterI heve good news for you Our school Food Club will hold a dumpling- making activity. As you're interestedin Chinese food, I'm writing to invite you to join in the activity with me.As a kind of traditional Chinese food, dumplings are very popular during festivals, especially in the SpringFestival, when people will get together to make dumplings. The activity will begin at g am next Saturday in theschool canteen. First, (chefs) will teach us how to make dumplings step by step. Then, there will be a dumplingmaking competition in groups. Finally comes the most exciting part--enyoying our dumplings.Looking forward to your coming.Your

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