【文章內(nèi)容簡(jiǎn)介】 ，有著重要意義。實(shí)踐活動(dòng)建議 自己去查就行了。物理第頁(yè)填一填電源 36V 220V 長(zhǎng)度小橫截面積 總電壓等于各部分電路兩端電壓之和 各處電流都相同 7.（1）通電導(dǎo)線周圍有磁場(chǎng)（2）通電導(dǎo)線周圍的磁場(chǎng)方向與電流方向有關(guān)。奧斯特磁性下接觸接通選一選— BBDCD 6 — 10 ABB C(第九小題牽扯到電功率，還沒(méi)學(xué)）11 — 14 CABC 畫一畫 B 接線柱與小燈泡的右端相連。 的左端是 S 極，小磁 針的左端是 S 極 N 極 左是 S 極右是 N 極 S 極，右是 N 極電源左是負(fù)極，右是 正極 算一算 ：R燈=10歐姆 U燈=5伏 U=8伏求:R 解：I=U/R=5/10=(A)R總=U/I=8/=16(歐姆）R=R總R燈=1610=6（歐姆）答：需串聯(lián)一個(gè)6歐姆的電阻。2.（1）已知：R1=4歐姆 R2=12歐姆總=2A，求：U 解：1/R總=1/R1+1/R2=1/4+1/12=1/3(歐姆）R總=3歐姆I=U/R U=IR=2*3=6(V)答：電路兩端的電壓是 6V.(2)I1=U/R1=6/4=(A)I2=I 總I1== 做一做（2）斷開(kāi)防止連錯(cuò)電路造成短路，燒壞電路元件。阻值最大處保護(hù)電路元件（3）電阻一定時(shí)，導(dǎo)體兩端的電流與電壓成正比。（4）不同阻值的電阻電壓（5）電壓一定時(shí)，導(dǎo)體的電阻與通過(guò)導(dǎo)體的電流成反比。想一想1.（1）A、C 材料（2）螺線管的左端是N 英語(yǔ)第 89 頁(yè)詞匯練習(xí)一、 二． fattest boring most boring least farthest worst 三. guiding guided guied flying flew flown lying lied lied forgetting forgot forgotten choosing chose chosen seeing saw seen hearing heard heard paying paid paid enjoying enjoyed enjoying feeling felt felt 翻譯一. about interested in studying friendly to... mad at out ；分發(fā)...用二、 you mind me turning down the music? always snows in Qingdao39。s winter,isn39。t it? 39。s difficult for a robot to do the same things as a didn’t go to bed until my father went said ,when he was dreaming his mother woke him 。 的中國(guó)，污染會(huì)越來(lái)越少。非常享受她做志愿者的時(shí)間。填空一. been seen wants bake am playing was cooking 二. though 三.CCDBB ADCBA BBCBD DADDC ACCBC ADCBB 一. careful cooking 二. 閱讀理解（A）AABDA(B)CABDC(C)BCBC(D)(一）TFTT（二）73% 87% 47% 78%（橫 填）（三）They can look for information about their study,work and ,they hope to look for some ways to educate their children.(E) the bananas as food by warm and farmers have to spray the leaves to prevent plant also have to remove the weeds and grass in the areas around the are produced in large quantities in tropical 語(yǔ)文數(shù)學(xué)英語(yǔ)物理歷史,they aren39。 they will lose their flavor if they are allowed to ripen on the is get on siad she will go to the Summer have a snoopy doll for two 39。s a good way to learn English is singing English long have you been collecting things? you think hard,you39。ll have a good is an interesting book! teachers aren39。t both he yet had lunch? Yes,he was he doing when the teacher came in? 書面表達(dá) it very like stamps with five I want to meet more stamps Sir or Madam，I want to join the Stamps collecting like collecing stamps very I think it very have been colleting stamps five years now,I have 205 of particularly like stamps with 39。s so want to join the Club,beacause I want to meet more stamps 歷史長(zhǎng)廊 袁隆平周恩來(lái)鄧小平容國(guó)團(tuán)彭德懷1970 1964 1967 1999 2003 填字改造手工業(yè)資本主義工商業(yè) 人民公社化 3．百花齊放 百家爭(zhēng)鳴 珠海 廈門汕頭海南上海浦東 中華人民共和國(guó)憲法 6聯(lián)合國(guó)五個(gè)常任理事國(guó)尼克松 田中角榮 互不干涉內(nèi)政平等互利 和平共處 互補(bǔ)互利 林彪 7 1，1999 12 20 美國(guó) 法國(guó) 日本 一一對(duì)應(yīng)左邊用數(shù)字表示右邊用字母 1.（1）b(2)e(3)a(4)c(5)d 2.(1)c(2)d(3)b(4)e(5)a 3.(1)c(2)d(3)e(4)a(5)b 4.(1)d(2)a(3)b(4)c 是真是假 同時(shí)也分給地主應(yīng)得的一份，讓他們自己耕種，自食其力 中華人民共和國(guó)成立應(yīng)為三大改造 澳門應(yīng)為香港 導(dǎo)彈應(yīng)為氫彈 1972應(yīng)為1979 通過(guò)了《中國(guó)人民政治協(xié)商會(huì)議共同綱領(lǐng)》 民族平等應(yīng)是民族平等應(yīng)為民族區(qū)域自治 863是指1986年3月形成的計(jì)劃材料解析(1)解放戰(zhàn)爭(zhēng)（2）五四運(yùn)動(dòng)標(biāo)志著中國(guó)進(jìn)入了新民主主義社會(huì)的新時(shí)期（3）中英鴉片戰(zhàn)爭(zhēng)從此，中國(guó)開(kāi)始有封建社會(huì)逐步淪為半封建半殖民社會(huì)，是中國(guó)近代史的開(kāi)端2.（1）周恩來(lái)（2）獨(dú)立和平自主的外交方針（3）萬(wàn)隆會(huì)議 萬(wàn)隆精神3.（1）鄧小平在1992年講的（2）中國(guó)正實(shí)行改革開(kāi)放（3）這段話進(jìn)一步解放了人們的思想，對(duì)建設(shè)有中國(guó)特色的社會(huì)主義產(chǎn)生了深遠(yuǎn)影響。（4）經(jīng)濟(jì)特區(qū)——沿海開(kāi)放城市——沿海經(jīng)濟(jì)開(kāi)放區(qū)——內(nèi)地，這樣一個(gè)全方位、多層次，寬領(lǐng)域的對(duì)外開(kāi)放格局4.（1）1953年（2）以鞍山鋼鐵公司為中心（3）長(zhǎng)春第一汽車制造廠生產(chǎn)出第一輛解放牌汽車；武漢長(zhǎng)江大橋建成通車。（4）十一五計(jì)劃的制定更注重科學(xué)的發(fā)展和進(jìn)步，而且追求全面協(xié)調(diào)可持續(xù)發(fā)展。學(xué)以致用，人民吃不飽穿不好，生活很艱苦。希望以后的社會(huì)會(huì)越來(lái)越安寧，不要再讓人民在動(dòng)蕩的社會(huì)中生活。我們要學(xué)習(xí)他們高度的愛(ài)國(guó)主義精神和革命英雄主義