1、10. Chen Jie is _(wash) clothes. 11. His sister is _ (write) an e-mail.12. We_(clean) the classroom now. 13. Im _(work) on my computer.14. They_(play) basketball. 15. The tiger is _(walk).16. The elephant_(drink) water with its trunk.17. The monkeys are _ (swing). 18. Peter is _(take) pictures.19. T
2、hey are _（pick）up the apples. 20. We _(catch) butterflies。二、 选择正确答案 1. Every one _ to their teacher in the classroom.A. are listening B. is listening C. listen2. They are singing and _ together at the party now. A. dance B. danced C. dancing3. Listen! The birds _. A. is singing B. are sing C. are si
3、nging4. Look! The kite _ in the sky. A. fly B. flies C. is flying 5. They _ riding a horse. A. is B. are C. am6. Kate _ playing chess. A. am B. is C. are7. Are you washing clothes？ -A. Yes, you are B. Yes, I am C. No, I am8. Is he _ TV？Yes, he is. A. watch B. watching C. not9. _ they taking pictures
4、.? Yes, they are. A. Am B. Are 10. Its 10 oclock. Ben _ TV in the bedroom. A. watch B. is watching C. watches一般将来时一、用单词的适当形式填空。1. I _ _ _ _ (see) a film tomorrow.2. A: What _ you _ _ _ (do) next Saturday？B: I _(swim) with my parents.3. There _ (be) a party in our school.4. Mike _ (visit ) his grandp
5、arents next week.He _（buy）a bike the day after tomorrow.5.I_ （fly）a kite with my father next week.6. He will not _ (go) school tomorrow.二、选择正确的答案。( )1.Im going to _ some chopsticks _ Sunday afternoon.A. bought; on B. buy; on C. buy; on( )2. When are you going to Hong Kong? Im going there _ . A. this
6、 weekend B. by plane C. yesterday ( )3. Im going to_ my friends this weekend. A. visit B. visited C. visiting( )4. Im going to_ homework tomorrow. A. does B. do C. did( )5. Are you going to take a piano class? _ A. No, we not B. No, I am C. Yes, I am( )6. I am _ eat breakfast at 7:15.A. will B. goin
7、g to C. shall( )7. We are going to _ to the park tomorrow. A. go B. goes C. going( )8. What film are you going to _ ?A. see B. watch C. look ( )9. We _ a play tomorrow. Will you please join us? A. are going to see B. saing Ming.A. shall have B. will have C. going to have( )11. Where _ you go tomorro
8、w?A. are B. will C. shall ( )12. _ his brother going to climb mountains?A. Is B. Are C. Am( )13. I _ free this afternoon. A. be B. will be C. going to be( )14. They will _ roast ducks in Beijing.A. ate B. eats C. eat ( )15. I _ visit my friends this weekend. A. go to B. am going to C. going to 特殊疑问词
9、意思用法例句who谁问人的身份，姓名等He is Li Li. Who is he ? He is my brother. Who is he ?what什么问人的职业或事物是什么He is a worker. What is he? He has a book. What does he have ? which哪一个问一定范围内特指的人或物The big box is mine. Which box is yours? The girl at the door is Ann. Which girl is Ann?whose谁的问所属关系This is her book. Whose boo
10、k is this ?This book is hers. Whose is this book?what color什么颜色问颜色（表语）My skirt is red. What color is your skirt? what time几点询问时间We play games at five in the afternoon.What time do you play games?when什么时候询问时间We play games in the afternoon. When do you play games?where什么地方询问地点We play games at home on
11、Sunday. Where do you play games on Sunday?why为什么询问原因He isnt at school today because he is ill. Why isnt he at人教新课标八年级第一学期期中考试数学试卷7（考试时间：120分钟 试卷满分：120分 ）题 号一二三总 分1718192021222324得 分一、选择题（下列各题都给出了4个选项，其中有且只有1项正确，请将正确的选项前面的英文字母写在题目后面的括号内共12小题，每题3分，共36分）1计算的结果为( )2下列说法中错误的是( )（A）循环小数都是有理数 （B）无限小数都是无理数
12、（C）无理数都是无限不循环小数 （D）实数是有理数和无理数的统称3下列等式错误的是 ( )（A） （B） （C） （D）ABCFED4下列各语句中不正确的是（ ）（A）全等三角形的周长相等（B）全等三角形的对应角相等（C）到角的两边距离相等的点在这个角的平分线上（D）线段的垂直平分线上的点到这条线段的两端点的距离相等5如图，AD平分BAC，ABAC，连结BD、CD，并延长，分别交AC、AB于F、E，则此图中全等三角形有（ ） （A）5对 （B）4对 （C）3对 （D）2对6下列条件中，不能判定两个直角三角形全等的是（）（A）一锐角和斜边对应相等（B）两条直角边对应相等（C）斜边和一直角边对应相
13、等（D）两个锐角对应相等7在线段、角、圆、等腰三角形、不等边三角形这5种几何图形中，是轴对称图形的有（ ）（A）1个 （B）2个 （C）3个 （D）4个8若点A关于x轴的对称点的坐标为（1，2），则A点的坐标是（ ）BAEDC（A）(1,2)（B）(1,2) （C）(1,2)（D）(1,2)9. 如图，在中，、分别是边、上的点，若ABD=EBD，BED=90，AB=BE=EC，则的度数为( )（A） （B） （C） （D）10已知一个等腰三角形两内角的度数之比为14，则这个等腰三角形顶角的度数为（ ）（A）20 （B）120 （C）20或120 （D）3611如图，H是ABC的高AD、BE的交
14、点，且DHDC给出下列结论： BD=AD； BC=AC； BH=AC；CE=CD其中正确的是（ ）（A） （B） （C） （D）12如图，等腰直角ABC中AB=AC，将其按下图所示的方式折叠两次若DA1，给出下列说法：DC 平分BDA； BA 长为； BCD是等腰三角形； CAD的周长等于BC的长其中正确的有（ ）（A）1个（B）2个（C）3个（D）4个二、填空题（共4小题，每小题4分，共16分）13下列6个数中的无理数是_(不要填数的个数)， 3.14， ， ， ， 014一个汽车牌照号码在水中的倒影为，则该车牌照号码为 _ 15. 一个等腰三角形的周长为16，一边长是6，则它的腰长为 16
15、观察下列各式： ， ， ，请你将发现的规律用含自然数n(n1)的等式表示出来_ 三、解答题（本大题共8题，共68分）17计算：（每小题5题，共10分）（1） （2） 18（本题6分）如图，AB=AD，AC=AE，1=2，求证：BC=DE19（本题6分）如图，已知ABC三个顶点的坐标分别为：A(-3,2)、B(-3,0)、C(0,2)写出A、B、C关于y轴对称的对称点A、B 、C 的坐标；作出 A B C；求BCB 的面积20.（本题8分）如图，已知ABC中，AB=AC，点D在AC上，且BD=BC=AD求C的度数21（本题8分）已知实数a，b，c满足：b=+4，c的平方根等于它本身求 的值22（本题8分）如图，AD为ABC的角平分线，DEAB，DFAC，垂足分别为E , F，连结EF，EF交AD于点G试判断线段AD与EF的位置关系，并证明你的结论23（本题10分）如图，在ABC中，B=2C现有两个条件：AD为ABC的高； AD为ABC的中线请从中选择一个条件，并解答下面的问题：（1）选择条件_
