已知一次函数y＝负二分之三x＋m和y＝二分之一x＋n的图像都经过

在11 22 33 77 85 99 中哪个数不同 Go _(穿过)the street when the light is green急死了. 19、已知数列{an},{bn}满足a1=2,2a n=1+a na n+1,bn=an-1(bn不等于0）求证：数列{1/bn}是等差数列,并求数列{an}的通项公式. Let's take a walk __ the park on Center Street.A.acrossB.crossC.throughD.past 夹丝玻璃该用在哪? 夹丝玻璃 夹丝玻璃最初用于什么地方 1-100这100个自然数中任取多少个数才能保证至少有两个数的差是3的倍数? ____did he tell his wife___he wished to do.名词性从句连接词是? __ did he tell his wife ___ he wished to do?A.that..whatB.what..thatC.where..whichD.which..where但是我没看懂句意. Can you tell me ______he wants?A.that B.which C.what D.whether Can you tell me __ he wants A.that B.which C.what D.whether 这句选项?请说明原因.请问英语语法中宾语从句 . 夹丝玻璃的自述急 He hid a box under his desk的问题.翻译究竟是:1.他将一个盒子藏到他的书桌底下.还是2.他将他的书桌底下的一个盒子藏起来.为什么? 请问原子半径,酸碱性,金属性,非金属性一类的在周期表中呈现什么样的规律? 两根同样长的铁丝,从第一根上截去它的2/3,另一根上截去2/5米,余下部分比较.我觉得是无法判断,因为没告诉我们长度,所以不一定,你们觉得呢 两根同样长的绳子,从一根上截去它的3/8,从另一根上截去3/8米,余下部分()长 A、第一根 B、第二根 C、无法比 We were having______ lunch when they came in 填什么?为什么? SAT考试时的信息表怎么填?1)last name是填姓吧?Firstname 只有4个格,是填名字的前四个字母吗?2)print是大写的意思吧?3) 第7个表中的社会保险号要填写吗?4）第8（form code),9(test form),10(test book serial num SAT考试前填的考生信息表怎么填?名字是全大写还是首字母大写?日期的顺序（年月日还是日月年?）家庭住址格式我也忘了怎么写,也麻烦具体讲一下.反正考过SAT的大侠们都懂,在临考前要填的 The boy went into his room t____ the window because he lost his keys ____years ago,a man took many animals to his home.四个选项A.Three hundred of B.Three hundreds of CThree hundred D.Three hundreds I was doing my homework when he is ___ (clean) the house he___ his homework when i left my house .A.is doing B.was doing C.did D.does He ran into the classroom,___a letter in his hand.(拿着） he went into the room without anything in his hand同义句he went into the room _____ _______in his hand When she was listening to the music,she was doing her homework.同义句 whlie i was doing my homework,my mum was doing her housework.和whlie i was doing my homework,my mum did her housework.有什么区别?请在23点前给答案! our parents and teachers often tell us that we can't be careful enough no matter what we do.can"t和句子的意思 our parents often tell us_____sports every morning.A doing B to do C to ding D do 三个分数的和为99分之65,弟一分数是弟二个分数的3分之1,弟二分数是弟三个分数的3分之1,则三个分数各为 1/1,1/2,2/1,1/3,2/2,3/1…这串分数中,1999/2000是第几个分数?