【正文】 強(qiáng) 19。接觸面積 壓力 減小 20。3 受到 3 探究操作1。略 2。略 3。略 4（1）平衡螺母（2）BCA（3）^3kg/m^3 5。靜止 運(yùn)動(dòng)運(yùn)動(dòng) 作用在一個(gè)物體上的兩個(gè)力，大小相同，方向相反，在同一直線時(shí)，這兩個(gè)力是平衡力。6。（1）略（2）1,2（3）在表面粗糙程度相同時(shí)，滑動(dòng)摩擦力的大小與壓力大小有關(guān)7。（1）速度（2）木板（3）毛巾（4）在壓力相同的情況下，表面粗糙程度越大，滑動(dòng)摩擦力越大 8。（1）木塊向左傾倒（2）木塊向右傾倒（3）木塊向右勻速運(yùn)動(dòng)（4）慣性 9。（1）1,4,5（2）1,2,3（3）5,6 10。第一組 評(píng)價(jià)略 第二組（1）正比（2）天平彈簧測(cè)力計(jì)（3）略（4）略 11。略 12。略 13。略創(chuàng)新展臺(tái)1。（1）摩擦力（2）（3）物體所具慣性的大?。?）略 2。英語、一、15BBACB二、governmentUnluckilywasteinterviewpresent三、since agoused to beHow long has taughtHas had yetisn39。t anything四、borrow have lentHow muchlife is better thanHave seen any exhibition recently五、略 二、一、sooutherndictionaryservicefreshfeeling二、Has beentaughtmarriedmissedwill feel三、too tohas had forHow long has liveshas arrived at since四、learn past presentturned intoan interview withhasn39。t heard from五、DDBA 三、一、ciappedspeedrestaurantsymbolexcellent二、enterenceattractionsshinyvisitting performersperformers三、different from thatto seehas been deadhas been overshow me 四has been touse to afraid harmlesshave a bird39。seye viewreturn to have kept五、BCEDA 六i 7traffic policethe hand of clockthen 四、一、educationmarkedgrammarknowledgeservice二、correctlysleepyboredintroducingwrted三、What do to doHow often dodon39。t think iseasy fast tousewas designed四、nothing wrong with connet keyboard towill bee more difficult the highergive out leaflets to raiseorganized a charity show poor areasWhy not advertise五、略 五、一、15 BBBBD二、was foundwas givenWas paintedwas toldbe prevented三、seemed thatto beRemember toto introducewas able to四、should pay attention toteenagers mobile phonewrong to look down onTo learn easy is hard isheld五、14 CABAhot dog 六、一、internationalnaturalproudblindnessgrateful二、decisionadvertisementoperationcollectionsafeness三、be finishedshall weam not usedsuch a careless girl thatto spend四、enough for medical五、keyboardmousescreenpaperprinterduringperfectexcellent 七、一、recordedblindduringperfectexcellent二、to be growsvoluntaryaskingmeaningfultraveling三、don39。t heHow funten moredon39。t need tothe only四、has been takenprovide them withgiven up this chanceteam spirit most importantnecessary for to sleep五、2 八、一、15BCDCD二、Have heardtaught has workedtalkingseeworking三、try our best toraises forfinished doingpeople in needat least四、It39。s necessary totake part insupport a lotseemeed that winwithout sleeping五、necessary to take care cross the streetduties to projectNo matter give upproud ofprovide with be greatful to六、DD 6YESNO七、略九、15 AAABD二、cinemacoveredharmlessdesignerclapping三、away sincehostedWhat usefulon ownWas bulit四、is interested in playing the pianowill make you healthylisten to the teacher carefullygo to Austrila in OctoberWhen I was fishing by the river 十、一、channelstarsclearlyluckiestwith二、lyingHave playednot to leavewill staydidn39。t三、eight years oldspent finshingcareful enoughthat is usefulWhat else四、How grateful these patients arewill be invited to take part inIn some ways getting worse and worsehas beendead for dead in rainysays to herself Don39。t be afraid so serious五、14 ABCD 十一、一、15 CADCC二、finishingthe most famous charitiesto raiseuselesscutting三、don39。t think canwithout sleepingHow long should finishold enoughRemember to四、encourages me tosopretty that can39。t stop takingnecessary for tosuch a cheap that cantry your best to in need 十二、一、heavilytendayUnluckilysucesspass二、enterencetookBeto teachgive三、is made to relaxhas been over formust be finishedsuch thatnot strong enough to skate on it四、to get along well withhow many toothbrushes hasare proud ofrealized how luckyused to talking五、6Name 10 metres 64第五篇：八年級(jí)暑假作業(yè)答案答案（21頁(yè)30頁(yè)）最佳搭檔 D 猜猜看你帽子底下的那玩藝是什么？能算是腦袋嗎？趣味ABC。b如果宇宙沒有生命，就不會(huì)從中開出燦爛的生命之花。c胡楊林變成“木乃伊”。d我徘徊。 教你兩手足球也應(yīng)用著科學(xué)知識(shí)。點(diǎn)球?qū)嶋H上是撲不到的。①罰球的運(yùn)動(dòng)員體力消耗到極點(diǎn)且承受巨大的精神壓力。②守門員掌握了運(yùn)動(dòng)員相關(guān)的信息。列數(shù)字、作詮釋、分類別。略。詞海拾貝①不自量力②相形見絀③巧妙絕倫④美味佳肴禮儀常識(shí) 久仰 久違 指教 包涵 勞駕 借光 打擾 恭喜 斧正請(qǐng)問 賜教 拜托 高見 拜訪 光臨 奉陪 失陪 恭候 留步 光顧 奉還 趣味語言 珍惜小小評(píng)論家提示：記敘的框架 說明的內(nèi)容 對(duì)話的方式 詩(shī)林漫步對(duì)比略。笑話續(xù)尾 想拿多少就拿多少，上帝在那邊看著蘋果呢。古文閱讀囊：用白絹?zhàn)龃?焉：助詞，無實(shí)際意義 長(zhǎng)：成年 寒素：家境貧寒夜以繼日 螢?zāi)矣逞┫娜?，則用白絹?zhàn)鲆粋€(gè)袋子，里面裝上幾十只螢火蟲來照書。當(dāng)時(shí)只有車胤和吳隱之兩人，吳家境貧寒卻博學(xué)而知名于世。略。耳聰目明改為：（妻子）晚餐還多做了丈夫愛吃的兩個(gè)菜。名著對(duì)接 《水滸》 武松你知道嗎昆蟲的“鼻子”——觸角 特殊含義舉例子、列數(shù)字 昆蟲嗅覺器官多，嗅覺靈敏不能，“有的”表明昆蟲的觸角并非同時(shí)具有這些功能，所以不能去掉。昆蟲觸角的其他作用代詞 昆蟲觸角具有各種功能增加說明文趣味性 另類成語謎 揚(yáng)眉吐氣 風(fēng)和日麗幫幫忙 原號(hào)碼首位為“2”的，在首位與第二位之間加“0”；原號(hào)碼首位為“6”的，將首位的“6”換成“59”。人生收獲 有時(shí)不起眼的東西往往是解決問題的關(guān)鍵；或者要珍惜身邊細(xì)小的事情等。古文閣的 羊楊子 鄰人岔道中又有岔道，我不知道羊逃到哪條路上去了，所以就回來了。事物是復(fù)雜多變的，只有明確方向，才能找到正確的道路?？伎寄?荷馬──古希臘詩(shī)人但丁──意大利詩(shī)人歌德──德國(guó)詩(shī)人、劇作家、思想家拜倫──英國(guó)積極浪漫主義詩(shī)人莎士比亞──英國(guó)文藝復(fù)興時(shí)期戲劇家、詩(shī)人雨果──法國(guó)作家泰戈?duì)柀ぉび《仍?shī)人和社會(huì)活動(dòng)家列夫托爾斯泰──俄國(guó)文學(xué)巨匠高爾基──前蘇聯(lián)無產(chǎn)階級(jí)文學(xué)奠基人魯迅──中國(guó)現(xiàn)代偉大的文學(xué)家、思想家、革命家試試看莫須有攔路虎破天荒