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【简答题】
阅读理解。 You are going to high school, aren't you? Maybe you don't know what to do. Well, here's a list of the top six things to do when you are in high school. These things will give you ideas of what your high school life could be like. Here you go! ① Find your passion (激情) and what kind of person you are: Whether it's dance, basketball, or drawing, the important thing is that you have found something you are interested in. ② Talk to people you wouldn't usually talk to: meet new people, find new friends and even talk to people you don't like. It will show what a great person you are. You never know what will happen after high school. ③ Take part in at least one contest (竞赛): This will give you tears of laughter, happiness and memories. ④ Get a job: This will help you see what it's like to have responsibility (责任). It can also help you make a little money to spend on yourself. ⑤ Take a trip with your friends: It doesn't matter where you go or what you do, the memories will happen on the way and go on till the final place. ⑥ Do your best at school: Don't ever get lazy; working hard now will help you in the future. 1. The writer mainly tells you six things you should do _______. [     ] A. in your high school years B. at the beginning of your high school years C. before your high school begins D. after you finish your high school 2. The writer gives you advice that you should talk to people you don't like because ________. [     ] A. you will feel sorry if not B. it will show how great you are C. you can show how clever you are D. you can make your study better 3. From Point ③, we know that you can ________ in a contest. [     ] A. get lots of tears B. have a strong body C. get good grades in high school D. have different feelings and memories 4. Which of the following you'd better not do according to the passage? [     ] A. Find your interest B. Get a job C. Take a trip with your friends D. Get lazy 5. What's the main idea of the passage? [     ] A. Have a happy school life B. How to get along with your schoolmates C. Ideas of successful high school life D. Make sure your school life easy
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【判断题】参与网络购物的消费者群体中以男性消费者占多数。
A.
正确
B.
错误
【简答题】设函数 在区间 上连续,且 , ,证明在区间 内至少存在一点 ,使得 .
【多选题】演讲稿的特征说法正确的是( )
A.
针对性。要懂得听众有不同的对象 和不同的层次,而“公众场合”也有不同的类型,写作时要根据不同场合和不同对象,为听众设计不同的演讲内容。
B.
鼓动性。首先要依靠演讲稿思想内容的丰富、深刻,见解精辟,有独到之处,发人深思,语言表达要形象、生动,富有感染力。
C.
整体性。演讲稿只是演讲的一个文字依据,是整个演讲活动的一个组成部分。演讲主体、听众对象、特定的时空条件,共同构成了演讲活动的整体。演讲稿的撰写要注意:1、根据听众的文化层次、工作性质、生存环境、品位修养、爱好愿望来确立选题,选择表达方式。2、演讲稿要对声调的高低、语速的快慢、体态语的运用进行设计并加以注释,以达到最佳的传播效果。
D.
可讲性。演讲的本质以“讲”为主、以“演”为辅。因此,演讲稿写成之后,作者最好能通过试讲或默念加以检查,凡是讲不顺口或听不清楚之处(如句子过长),均应修改与调整。
【单选题】下列短语中属于谓词性短语的是( )。
A.
他的到来
B.
长江以东
C.
理想王国
D.
美丽大方
【多选题】下列短语中属于谓词性短语的有
A.
更高、更快、更强
B.
教英语的
C.
掌握先进的科学技术
D.
科学家袁隆平
E.
发展很迅速
【单选题】是普遍适用的能量守恒与转化定律在一切涉及热现象的宏观过程中的具体表现。设有一热力系统在某热力过程中从外界吸收了热量 Q,外界对它做了功 W,系统自身内能变化了△ U。则根据能量转化与守恒定律有: △ U = W +Q。
A.
热力学第一定律
B.
热力学第二定律
C.
热力学第三定律
D.
热力学第零定律
【简答题】(12分)以下是甲、乙两同学对有关镁与盐酸反应的系列研究。 研究一:镁与盐酸反应过程中的能量变化以及反应速率的变化: (1)反应中试管外壁发烫,说明镁与稀盐酸反应是 反应(填 “吸热”或“放热”)。 (2)实验测得镁片产生气体的速率(v)与时间(t)的关系如图所示, 则t 1 ~t 2 时间内反应速率逐渐加快的主要原因是 。 研究二:反应后所得溶液的酸碱性探究: (3)甲同学反应后用pH试纸测定试...
【单选题】递归过程或函数调用时,处理参数及返回地址,要用一种称为( )的数据结构。
A.
队列
B.
多维数组
C.
D.
线性表
【简答题】(10分)(1)在化学学习中,我们要学会“透过现象看本质”去认识物质和变化。 ①透过 现象,我们感受到了分子在不断运动着; ②根据下图实验,分析蜡烛熄灭的原因 ; ③金刚石和石墨都是由碳元素组成,金刚石硬度大且不能导电,而石墨却很软且导电性好,它们物理性质差异大的原因是 。 ④电解水时正极产生了10 mL气体,则负极产生的气体体积是 。该实验能够说明水是由氢元素与氧元素组成的理论依据是 。 (2)...
【单选题】下列短语中属于谓词性短语的是( )。
A.
他的突然出现
B.
穿红裙子的
C.
十分痛苦
D.
首都北京
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