问题 填空题

补全对话(共5小题,每小题2分,满分10分)

根据语境,用恰当的语言完成对话。

(Happy is talking with his classmate, Cheng Cheng, on the hallway.)

Happy=H                 Cheng Cheng=C

C: Happy, summer vacation is coming soon. How happy!小题1:______________________?

H: I’ve no idea. Maybe I’m traveling with my classmates.

C: But do your parents allow you to travel by yourselves?

H: I’m not sure. But I think teenagers should be allowed to make their own decisions.

C: 小题2:______________________________. We are old enough to take care of ourselves.

H: That’s right. 小题3:______________________________________________ ?

C: Sorry, I’m afraid I can’t go with you. I’m planning to join an English language club.

H: Wow, why do you work so hard? Your English is good.

C: 小题4:______________. But not good enough. I always dream about studying aboard (往国外) one day.

H: That sounds good. 小题5:____________________________________________?

C: It’s certain that I’d like to go to an English-speaking country. But I don’t know which one exactly right now.

H: You’re great. I think you can make your dream come true.

答案

小题1:What are you going to do?/ What’s your plan?/ What are you planning to do?

小题2:I agree with you./ I think so.

小题3:Would you like to travel with us?/ Why not travel with us? / What about traveling with us?

小题4:Thank you very much!/ Thanks a lot!/ Thanks!

小题5:Which country would you like to go?/ Where do you want to study?/ Which country would you like to study in?

题目分析:暑假快要到了,两名同学开心地谈论着马上到来的假期。一方表示,打算和同学一起去旅行,但是,父母不同意,两人认为他们已经照顾自己了。另一方表示要努力学习英语,将来有一天能够去国外学习。

小题1:联系原文:--暑假就要来了。多么开心啊!你打算做什么?--没有想好。可能,我将要和我的同学去旅行。分析:答语说出了打算去做什么,因此,问题对打算做什么进行提问故填:What are you going to do?/ What’s your plan?/ What are you planning to do?

小题2:联系上文:--我认为青年人应该被允许有自己的决定。--我同意。我们是足够的大了能照顾好自己了。分析:前面提到父母们可能不同意,但是两人提出他们已经能照顾好自己了,对此都表示赞同。故填:I agree with you./ I think so.

小题3:联系原文:--你想和我们一起旅行吗?--抱歉,我害怕我不能和你们一起去。我正打算去加入一个英语俱乐部。联系对话内容,一定是邀请同去旅行。故填:Would you like to travel with us?/ Why not travel with us? / What about traveling with us?

小题4:联系前文:--为什么你学习如此的努力?你的英语是优秀的。--谢谢。但是,并不是足够的好。我一直梦想着有一天能够去国外学习。分析:当听到对方的表扬时,一定要向其表示谢谢。故填:Thank you very much!/ Thanks a lot!/ Thanks!

小题5:联系下文:我想去一个说英语的国家。但是现在还没有决定去哪一个国家。因此上文一定是对其要去哪一个国家而进行提问。故填:Which country would you like to go?/ Where do you want to study?/ Which country would you like to study in?

实验题

某研究性学习小组对“H2O2分解生成O2反应的快慢与什么因素有关”的课题进行探究,以下是为本探究实验提供的药品和该小组探究的主要过程:

药品:5%H2O2  0.5%H2O2  MnO2粉末  红砖粉  热水  冷水

[提出假设]H2O2分解生成O2的快慢与催化剂种类有关。

[实验方案]常温下,在两瓶盛有相同浓度和相同体积的H2O2溶液中,分别加入相同质量的MnO2和红砖粉,测量各生成一瓶(相同体积)O2所需要的时间。

[进行实验]右下图是他们进行实验的装置图,气体发生装置中A仪器的名称是              ,此实验中B处宜采用的气体收集方法是                 。

[实验记录]

  

[实验结论]该探究过程得出的结论是                                。

[实验反思] ①H2O2在常温下分解缓慢,加入MnO2或红砖粉后反应明显加快,若要确认MnO2和红砖粉是该反应的催化剂,还需要增加实验来证明它们本身在化学反应前后的____________和___________是否改变。 ②如果影响反应快慢的因素不止一个,我们应该采取控制变量法进行研究--即在其他影响因素相同的情况下,只研究某一因素的影响。请你运用控制变量法帮助他们继续探究。你认为H2O2生成O2的快慢还与哪些因素有关?(只要求提出假设和实验方案)

[假设]                              

[实验方案]                                               

问答题 简答题