复习与巩固练习 班级 成绩 一单项选择( )1.There is _______ kangaroo in the zoo. A. an eight-years –old B. a eight years old C. an eight-year-old D. a ei
7 巩固练习基础测试A 单词拼写请根据汉语提示或首字母写出单词的正确形式1 What would happen if there were no __________ (大气层)2 A bomb was _________ (爆炸) at a gas station this morning and five persons were killed3 The government is enco
Unit 5 巩固练习用所给的单词或词组的正确形式填空(有多余的选项)Convince damage attack aid attempt electric squeeze stick to value 1. He makes me_____ ___ _____ of his honesty. 2. We were_____ ___ _ in our investigation
6 巩固练习I.单词拼写:根据句意及汉语提示,写出各句中所缺单词的正确形式He’s always full of e___________ and seems never to be tiredKitty has been wondering what is in the box and finally she opened it with c______________What will ha
Unit 1 复习巩固Ⅰ. 重点单词聚焦1.No matter which country you travel toyou should________(遵守) the law of the .Having a large family to________(支撑养活)he took up two part-time jobs in his spare .He is such a grea
8A Unit3 巩固练习一词汇运用:(25分) A)根据首字母填空. 1. Tom always gets up early so I w why he is late for school today. 2. The Eiffel Tower is made of m___ ___. 3. The c___ ___ of the meeting is about 1
《圆》全章复习与巩固巩固练习(基础)【巩固练习】一、选择题1对于下列命题:①任意一个三角形一定有一个外接圆,并且只有一个外接圆;②任意一个圆一定有一个内接三角形,并且只有一个内接三角形;③任意三角形一定有一个内切圆,并且只有一个内切圆;④任意一个圆一定有一个外切三角形,并且只有一个外切三角形.其中,正确的有().A.1个B.2个C.3个D.4个2.(2016?海南)如图,AB是⊙O的直径,直
《圆》全章复习与巩固巩固练习(提高)【巩固练习】一、选择题1.如图所示,AB、AC为⊙O的切线,B和C是切点,延长OB到D,使BD=OB,连接AD.如果∠DAC=78°, 那么∠ADO等于().A.70°B.64°C.62° D.51°2.在半径为27m的圆形广场中心点O的上空安装了一个照明光源S,S射向地面的光束呈圆锥形,其轴截面SAB的顶角为120°(如图所示),则光源离地面的垂直高度S
教学无忧 教学事业!客服唯一联系qq1119139686 欢迎跟我们联系 暑假物理学习部分一:声学一、声音的产生与传播1、声音是由物体的 产生的。物体的 停止,发声也停止。2、人的听觉范围,高于 的声音叫超声,这种声波叫 ;低于 的声音叫次声,这种声波叫次声波。3、声音的传播需要。声音在 传播最快,在中传播最慢。4、15℃时,声音在空气中的传播速度是 。5、真空不能传播声音。(说明:1、物体有振
8AUnit 4 Wild animals一基础词汇 形容词(adj.) 1野生的__________ 2安全的__________ 3密的__________4和平的____________ 名词(n.) 1熊______________ 2熊猫____________ 3考试__________4竹笋____________ 5猎人____________ 6群组_
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