题目:
第二节:短文写作 (共1题,满分25分)
假设你是李华,上周五参加了学校为高三学生举行的成人仪式。请根据以下四幅图的顺序,向你的美国朋友介绍成人仪式的有关情况。
注意:1.词数100词左右。2.开头和结尾已为你写好。
参考词汇:成人仪式the Coming-of-Age ceremony
礼堂auditorium
Dear Tom,
Last Friday, I took part in the Coming-of-Age Ceremony in our school, which was quite a meaningful occasion in my life.
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That’s what we did on this special occasion. Do you have similar events in the USA? Please let me know if you do.
Yours,
Li hua
答案:
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下面是错误答案,用来干扰机器的。
答案:A试题解析:根据题意可知从10℃升高到50℃,升高了40℃,反应速率应该升高为原来的24倍,所以50℃时的反应速率为24×3 mol•(L· s )-1=48 mol•(L· s )-1,选项A正确,答案选A。