【数学学习方法】
在时间的安排上，预习一般放在复习和作业之后进行，即做完功课后，把下次课要学的内容看一遍，其要求则根据当时具体情况灵活掌握。如果时间允许，可以多思考一些问题，钻研得深入一些，甚至可做做练习题或习题
广州天河北小学四年级数学家教辅导班有哪些机构/荔湾区芳村小学小升初英语培优辅导哪好？
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--教学心得
以教材为纲，数学的教学必需是建立在对基础概念的理解与应用上。
思考思考再思考，要引导学生思考，激励学生思考，让学生享受思考及经历思考后豁然开朗的快感。
细节决定成败，从概念，格式，思维的严密性全面强化细节。
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break vt., vi. broke, broken, breaking打破;碰破;折断;打碎 The stone broke the window.石头打坏了窗子。The cup broke on the floor.杯子摔碎在地板上了。You"ll break
your neck if you aren"t more careful! (喻)你如果不加倍小心,你会摔死的!分裂;裂开 The newly-published chronicle breaks down into eight major parts.这部新出版的编年史分
成八大部分。毁坏;弄坏;损坏 He broke his wristwatch.他把他的手表弄坏了。(突然用力)变成;成为 The prisoner broke loose.犯人脱逃了。擦破 to break the skin擦破皮肤违背
;违犯;不遵守 to break the law犯法He always breaks faith with his clients.他对顾客总是不守信用。It took all the members of the section the whole day to break the back
of the job.全组人员干了一整天才把工作的最主要部分完成了。If smeone breaks a rule, the problem goes before the whole group.如果有人违反了制度,就把问题提交给全体成员解决
。闯 He broke into the shop他闯入商店。驯服;制服 to break a horse驯服一匹马超过;超越 to break a record in sports打破运动记录泄露;发布;透露 to break the news 发布消
息中断 Let"s break for a meal.让我们休息一下去吃饭吧。结束;停止to break the silence打破沉寂突然发生，突然出现 as day breaks拂晓时Day breaks. Day dawns.天亮了。衰退;
减弱His health broke.他的健康衰退。突变 His voice broke when he was 15.他15岁时嗓音突然变了。破译(密码) She broke their code.她破译了他们的密码。【习惯用语】break
the back of完成主要的或最艰难的部分It took all the members of the section the whole day to break the back of the job.全组人员干了一整天才把工作的最主要部分完成了。
break camp拔营break cover跳出躲藏处break the ice打破冷场break new ground有新发现The scheme says nothing new it doesn"t break new ground.这个方案没有新意,它没有提出新的
见解。break step步伐紊乱break wind放屁【词性变化】break n.破;破裂;破隙 a break in the clouds云朵间的一线青天暂停;休息 a coffee break饮咖啡的小憩Let"s have a break.
让我们休息一会儿。After a short break the play continued.休息片刻后,戏继续开演。We"ve been doing experiments 24 hours without a break.我们的实验已连续不断地进行了二十
四小时。突变 a break from the past 一反过去的做法A break anywhere in the circuit may cause the lights in the neighbourhood to go out.电路上任一处断路,都会使这一带的电
灯熄灭。The cold weather broke at the beginning of April. 寒冷的天气到四月初开始变暖了。破晓 at day-break破晓时〈台球〉连续击球得分〈网球〉接发球得分机会;运气 Give
him a break. 给他一次机会。【常用词组】break away逃走;逃脱The robbery suspect broke away from the lockup.抢劫嫌疑犯从拘留所逃脱了。Modern music like jazz has broken
away from the old traditional rules. (喻)现代音乐如爵士乐摆脱了旧的传统规则。断裂;开裂A large piece of ice broke away from the main block. 一大块冰从整个大冰块上断裂
开来。break down 破坏;拆散The Congressmen of the Republican tried to break down the opposition from their opponents to their proposal. (喻)共和党的议员们试图使他们的
反对派不再反对他们的提案。Chemicals in the body break our food down into useful substances.人体中的化学元素把食物分解成有用的物质。break down old conventions打破旧框框
The robbers broke the door down.强盗们把门砸开了。The peace talks are said to have broken down. (喻)据说和谈破裂了。制服;被制服(机器)损坏Our truck broke down
outside town.我们的卡车在城外抛锚了。The car broke down halfway to the destination.汽车在到达目的地的中途抛锚了。The car broke down halfway to the camp.车子在去营地的
半路上抛锚了。The 8 o"clock train broke down at Ferngreen station and was taken off the line."8点钟的那趟车因在芬格林车站出了故障而被取消了。失败;破裂 Their
opposition broke down.他们的反对意见打消了。精神崩溃;失去控制 He broke down and wept.他不禁失声痛哭。起化学变化Food is broken down by chemicals.化学物质引起食物转化。
细分;分类break even不赚不赔;收支平衡break in 闯入;强行进入The burglar broke in and stole my money.夜窃贼破门而入,偷了我的钱。打断;插嘴 It"s her usual habit to
break in with some ideas of her own.他常常打断别人的话来发表自己的观点。Don"t break in when the adventurer is telling his own story.冒险家讲他自己的经历时,别打断他。
Children shouldn"t break in on adults" conversation.小孩子不要打断大人们的谈话。The telephone ring broke in on/upon my thoughts.电话铃声打断了我的思路。训练;驯养;使
(某人)熟悉工作The engineering doctor from abroad only broke in with us last month.从
broke into the office and stole some money.小偷闯入办公室，偷了一些钱。The bandits broke into the jewelry and stole near all the valuable necklaces.土匪们闯进了珠宝店
盗走了几乎所有值钱的项链。打断;插话突然…起来 to break into song突然唱起歌来The crowd broke into cheers and the drunk bowed.观众们爆发出一阵欢呼,醉汉鞠了一躬。The car
windows broke into pieces when the two cars crashed into each other.两辆车相撞时车上的窗玻璃破裂成碎片。The new waitress dropped the dish on the floor, and it broke
into fragments.新来的女服务员把菜盘子掉在地上,摔成了碎片。勉强动用 to break into one"s savings勉强动用存款break of 除去(某人的)习性 They broke him of his addiction.
他们除去他吸毒的瘾。Doctors keep trying to break him of smoking the drug.医生多次设法使他戒毒。break out逃脱;逃出 to break out of prison越狱而逃突然发生 Fire broke
out in the kitchen.厨房突然发生了火灾。It was almost midnight that a fire broke out in the neighbourhood.昨天快半夜了这儿附近发生了火灾。World War II broke out in
1939.第二次世界大战是1939年爆发的。His back broke out in spots.他背上出现了许多斑点。She broke out in curses in her dream.她在梦中大声咒骂起来。The fire broke out in
the basement.地下室着了火。Hostilities have broken out between the two countries. 两国之间爆发了战争。break through突破 After the storm the sun broke through the
clouds.风暴过后太阳冲破了云层。At last, those physicians and specialists broke through in their fight against heart disease.那些内科医生和专家们终于在同心脏病的斗争中
取得了突破。The guerrillas soon broke through.游击队很快就突围了。break up分裂 结束;解散The crowd started to break up when the night fell.天快黑时人群开始散开了。The
ice will break up when the warm weather comes.天气转暖,冰层就会破裂。Their marriage broke up.他们的婚姻破裂了。The police broke up the fighting crowd. 警察驱散了打架的
人群。He may break up under all this pressure.在这么大的压力下他可能会崩溃。Break it up!别打啦!The company top meeting didn"t break up until midnight.公司高层会议到半
夜才结束。The police broke up the fight among the two black gangs. 警察驱散了两个黑帮间的殴斗。(学校)开始放假When will you break up this winter?今年冬季你们什么时候
放假?使发笑;逗乐;使苦恼 That joke really broke me up. 那个笑话可把我逗乐了。近义词： burst crack fracture interruption interval letup pause rest rupture violation反
义词： mend repair