1、Unit 1 Friendship语篇演练(五)时间安排：第二周周三演练题型：阅读理解2篇建议用时：15分钟答案栏：14_58_AScience experiments are a fun way for kids to learn all about science. I will introduce a few great experiments and teach your child all about the wonders of inertia (惯性)Coin ShootYoull need some coins, at least eleven, and a smooth ta
2、ble. Stack (堆叠) all but one of the coins on the smooth table, making sure that the “high rise” is straight. Coins with wide edges make this experiment easy to do. Flick (弹) the extra coin quickly towards the bottom of the stack so that it hits the bottom coin. The bottom coin from the stack should s
3、hoot out from under the other coins without changing the rest of the stack. With good aim and quick flicks of your finger, you should be able to shoot all of the coins out of the stack one by one. Because the inertia of the stack of coins is so great, the force from the flicked coin is not enough to
4、 make the entire stack move or fall down.The Pencil StandingPlace a narrow piece of paper on a smooth table. Hold the paper so that most of it hangs off the table. Place a pencil on the paper so that it is standing straight. Now, slowly try to pull the paper out from under the pencil. What happens?
5、Set up the paper and pencil again, and give the paper a fast pull. What happens to the pencil this time?Since the still pencil wants to stay at rest, it will be against the fast movement of the paper. This means that when the paper is moved quickly out from under the pencil, the pencil remains stand
6、ing straight. If the paper is moved slowly, the movement has a chance to influence the pencil, and it will fall down.1What do we know about stacking the coins?AAt least eleven coins are needed but one isnt stacked.BThe more coins in the experiment, the better.CAll the coins should be stacked straigh
7、t.DNine coins are stacked but two are not.2What result can we get if we do the first experiment well?AThe stack of coins fall down on the table.BThe bottom coin is flicked out of the stack.CAll of the coins are taken away from the table.DAll of the coins are shot out of the stack one by one.3Most of
8、 the paper hangs off the table so that _.Awe can pull it quicklyBwe can take hold of itCit can influence the pencilDthe pencil can stand straight4If we pull the paper slowly out from under the pencil, the pencil will _.Amove slowly with the paperBstand straight on the tableCbe shot out from the tabl
9、eDfall down on the tableBParents should stop blaming themselves because theres not a lot they can do about it. I mean the teenager problem. Whatever you do or however you choose to deal with it, at certain times a wonderful, reasonable and helpful child will turn into a terrible animal.Ive seen frie
10、nds deal with it in all kinds of different ways. One strict mother insisted that her son, right from a child, should stand up whenever anyone entered the room, open doors and shake hands like a gentleman. I saw him last week when I called round. Sprawling (懒散地躺) himself on the sofa in full length, h
11、e made no attempt to turn off the loud TV he was watching as I walked in, and his greeting was no more than a quick glance at me. His mother was ashamed.“I dont know what to do with him these days，” she said.“Hes forgotten all the manners we taught him.” He hasnt forgotten them. Hes just decided tha
12、t hes not going to use them. She confessed (坦白) that she would like to come up behind him and throw him down from the sofa onto the floor.Another good friend of mine let her two daughters climb all over the furniture, reach across the table, stare at me and say，“I dont like your dress; its ugly.” On
13、e of the daughters has recently been driven out of school. The other has left home.“Where did we go wrong？” her parents are now very sad. Probably nowhere much. At least, no more than the rest of that unfortunate race, parents.5This passage is most probably written by _.Aa specialist in teenager stu
14、diesBa headmaster of a middle schoolCa parent with teenage childrenDa doctor for mental health problems6The underlined word “it” in the second paragraph refers to _.Athe change from good to bad thats seen in a childBthe way that parents often blame themselvesCthe opinion that a child has of his pare
15、ntsDthe advice that parents want their children to follow7From the second example we can infer that the parents of the two daughters _.Apay no attention to themBare too busy to look after themChave come to hate themDfeel helpless to do much about them8What is the authors opinion about the sudden cha
16、nge in teenage children?AParents have no choice but to try to accept it.BParents should pay still more attention to the change.CParents should work more closely with school teachers.DParents are at fault for the change in their children.答案语篇解读：科学实验能够帮你直观地探索科学奥秘。本文教你如何了解惯性的存在。1选A细节理解题。根据第二段前两句可知，至少需要
17、十一枚硬币，而且其中一枚不能与其他的摞在一起。2选D细节理解题。根据第二段倒数第二句可知，如果将这个实验做好，摞起来的硬币会一枚一枚地被击出。3选A推理判断题。根据第三段倒数第二句 “Set up the paper and pencil again, and give the paper a fast pull.” 可推知，这样放纸条是为了能够迅速地抽出纸条，故答案为A项。4选D细节理解题。根据文章最后一句可知，如果慢慢地抽出铅笔下面的纸条，那么纸条就会影响到铅笔，铅笔就会倒在桌子上。语篇解读：众所周知，十几岁的青少年正处于叛逆期，他们会突然发生一些令父母措手不及、无可奈何的变化，做父母的应该如何应对？5选A推理判断题。通读全文可知，文章主要分析了父母与青少年的关系问题，据此可推断，文章作者可能是一位专门研究青少年问题的专家。6选A推理判断题。根据上下文内容可推断，代词it在此处指的是孩子们身上出现的一些“从好到坏”的明显变化。7选D推理判断题。根据倒数第二段内容可推断，这对有着两个女儿的夫妇在教育孩子的问题上感到很无助。8选A推理判断题。根据第一段第一句可推断，作者认为，面对青少年时期的孩子发生的突然变化，做父母的除了设法接受别无选择。