八年級(jí)下冊(cè)數(shù)學(xué)同步練習(xí)冊(cè)答案[推薦閱讀](參考版)
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【正文】 ① The other boys often t_____Bill because he is so fat.② The prince was t_________into a frog in the fairy tale.③ Now I find it hard to c________ my feelings in words.④ This price is Andrew`s m___________, so he refuses to lower it any further.⑤ I don`t understand , so please give me a c______example.⑥ The government needs a more f________approach to education.⑦ His statement is c___________to what he said before.⑧ An a________ method must be found to deal with the situation.⑨ You will cut yourself if you walk in b_____________ feet.⑩ was announced as the ①M(fèi)others holding jobs outside the home should have ________ schedules to make it easier to care for their , heavyB, smoothC, flexibleD, plex② As a teacher, he knows exactly how to ________his ideas his , conveyB, displayC, consult D, confront③I`m sorry to keep you will make short work of `m not in a , Take it easyB，Take your , Not at , Take it for granted.④Will you lend me some money?Sorry, mine , were used , has been run outD, has given out.⑤ The lorry, ________bricks, has broken down in the middle of the , loaded upB, loaded withC, full withD, filled of⑥ Why not ______that suit to see if it matches with your shirt?A, try onB, try out C, trying up D, trying out.第五篇：七年級(jí)下冊(cè)英語(yǔ)同步練習(xí)冊(cè)答案，寫(xiě)出所缺單詞的正確形式。(3)X≈ 167。 知識(shí)技能，一234，10101010?是有理數(shù)， 456 789 101 1 12 13?.(1)X不是有理數(shù)(理由略)。：結(jié)合勾股定理來(lái)說(shuō)明問(wèn)題是關(guān)鍵所在。聯(lián)系拓廣，可求得能放人電梯內(nèi)的竹竿的最大長(zhǎng)度約是3m，所以小明買(mǎi) m 第二章 實(shí)數(shù)167。(2)11.(1)24m。(4)。(2)不能?！?，設(shè)水深為x尺，則蘆葦長(zhǎng)為(x+1)尺，由勾股定理解得x=12，則水池的深度為12尺，蘆葦長(zhǎng)為13尺。(3)略問(wèn)題解決.167。 能得到直角三角形嗎隨堂練習(xí)l.(1)(2).(根據(jù)勾股定理判斷)數(shù)學(xué)理解2.(1)仍然是直角三角形。即(B’C’)2=AB2+CD2：也就是BC2=a2+b2。 知識(shí)技能(已知直角三角形斜邊長(zhǎng)為10m，一條直角邊為6m，求另一邊長(zhǎng)).數(shù)學(xué)理解：三個(gè)三角形的面積和等于一個(gè)梯形的面積：聯(lián)系拓廣12cm、 問(wèn)題解決。，是指其熒屏對(duì)角線(xiàn)的長(zhǎng)度，而不是其長(zhǎng)或?qū)?，同時(shí)，因?yàn)闊善帘贿吙蛘谏w了一部分， 知識(shí)技能1.(1)x=l0。隨堂練習(xí)。♀，∮，≒，均表示本章節(jié)內(nèi)的類(lèi)似符號(hào)?！啊选保硎尽吧珩R”，167。(一)一、二、%、1.（1）摸出紅球的頻率70%60%% 65%67%%%%67%（2）圖略；（3）67%；（4）67%.2.（1）拋擲次數(shù)2001000500010000出現(xiàn)正面的頻數(shù)48024505010出現(xiàn)正面的頻率（2）圖略；（3）50%；（4）不一樣；因?yàn)?，每次?shí)驗(yàn)的結(jié)果是隨機(jī)的、無(wú)法預(yù)測(cè)的，所以，再做拋硬幣實(shí)驗(yàn)10000次，記錄下的頻數(shù)和頻率表不一定會(huì)和這張表一樣.167。(一)一、二、.，、1.（1）（2）（3）（4）2.= 167。(一)一、二
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