通过对比中外各类学校情况,借助课外媒体.材料,反复使用练习,在潜移默化中学好本单元需要掌握的知识点和语言点. 【查看更多】

 

题目列表(包括答案和解析)

最近, 某中学生英文报开设了“After-class Activities in Schools”的栏目,请你根据以下提示,为该栏目写一篇80词左右的英文稿件。要求:表达准确,语句通顺,书写规范。内容包括:

列举你们学校开展的三项课外活动。

介绍你在学校参加何种课外活动及该活动给你带来的两大益处。

为同学如何选择课外活动提出两个建议。

4、鼓励同学们积极参加学校课外活动。

Nowadays, after-class activities are becoming more and more popular in schools.

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假设你是Jane,向你的美国朋友Maria写一封信,介绍你的学校生活和课外活动。不少于60个词(信的开头和结尾已给出,不计入总词数)。(提示词:classes begin ,favorite subject, after school, play basketball, run around the playground…)

Dear Maria,

   My school life is very interesting.

                                                                               

                                                                               

                                                                               

                                                                               

                                                                                

                                                                                

                                                                                

I love my school life very much. How about you?

                                                        Yours,

                                                        Jane

 

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(09宿迁)2009年6月1日,国家《食品安全法》正式实施,在食品行业中“免
检”一词已成为历史,“凡食品必检、不合格不上市”成为最基本原则。某检测站对某品牌
奶粉进行检测。取该奶粉样品100g,使其中蛋白质中的氮元素完全转变成氨气,用50g溶
质质量分数为9.8%的稀硫酸恰好完全吸收【2NH3+H2SO4=(NH4)2SO4】。计算并回答下列问题:
(1)产生氨气的质量。
(2)该奶粉中含氮元素的质量分数。
(3)奶粉中蛋白质含量的国家标准为:每100g奶粉中含蛋白质12g—25g。 蛋白质中氮元
素的平均质量分数为16%,则合格奶粉中氮元素的质量分数范围为      ;通过对比说明
上述检测的奶粉是否合格?
(4)上述奶粉若不合格,不法奶商为使其“合格”,常在奶粉中添加化工原料三聚氰胺(化学式C3N6H6),以提升奶粉检测中的含氮量,造成蛋白质达标的假象。请你计算100g上述不合格奶粉中至少需要加入多少克三聚氰胺,才能成为“合格”奶粉。
(友情提醒:2/3-0.0192≈0.65)

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最近, 某中学生英文报开设了“After-class Activities in Schools”的栏目,请你根据以下提示,为该栏目写一篇80词左右的英文稿件。要求:表达准确,语句通顺,书写规范。内容包括:
列举你们学校开展的三项课外活动。
介绍你在学校参加何种课外活动及该活动给你带来的两大益处。
为同学如何选择课外活动提出两个建议。
4、鼓励同学们积极参加学校课外活动。
Nowadays, after-class activities are becoming more and more popular in schools.
_______________________________________________________________________________
_______________________________________________________________________________
_______________________________________________________________________________
_______________________________________________________________________________
_______________________________________________________________________________
_______________________________________________________________________________
_______________________________________________________________________________
_______________________________________________________________________________

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假设你是Jane,向你的美国朋友Maria写一封信,介绍你的学校生活和课外活动。不少于60个词(信的开头和结尾已给出,不计入总词数)。(提示词:classes begin ,favorite subject, after school, play basketball, run around the playground…)
Dear Maria,
My school life is very interesting.
                                                                              
                                                                              
                                                                              
                                                                              
                                                                               
                                                                               
                                                                               
I love my school life very much. How about you?
Yours,
Jane

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