已知解析式＝ax+bx+c与x轴交于ab两点点a在点b的左侧与y轴交于点c对称轴为直线x＝二分之五，

请问西班牙的西班牙语和拉美西班牙语有什么区别? 超级紧急期待已久的校外教学活动中遇到了,同学们来到了台州东方太阳城,真是人山人海过山车（假设没人限玩一次）的等待区里有男女生共38人,后来又1/4的女生决定退出,但又加入5个男生, 超级急.一家商店将某种商品按成本价提高40%后标价,春节期间,欲打八折销售,以答谢新老顾客对本商店的光顾,售价为224元,这件商品的成本价是多少元?（列方程计算,谢啦） 随机抽取的9位同学中,至少有2位同学在同一月份出生的概率为?做法我知道,我想知道的很简单,这道题的事件数为什么是12^9?什麽原理? （打电话）玛丽在吗?翻译英文 suppose i'm gettin'weight.could u give me some advice about how to lose weight?这是英语演讲题目,求三分钟之内的讲稿.最好带点幽默感. WHO CAN GIVE ME SOME ADVICE ABOUT LIJIANG? shall i make some coffee?这是疑问句为什么不用any呢? some i make shall tea 连词成句(一般疑问句） 英语翻译 凯特想把那位著名的作家撰写的小说读完 除了西班牙 还有哪些国家说西班牙语?谢谢 I want -------- to listen to------------- A she;he B her,his C her,him D hers,him 除西班牙外,那个国家国家的西班牙语说得最好听? if job she likes out want her to find I 连词成句 填单词 Yang Li want to find a job in the company.She thinks she needs to look smart for her job i__ i want ()to listen to ().A she he B her him C her his D hers him.不知道此题是考什么的,选B吧,her,him 又不是一个人? Shall we buy some fruit?(同义句) Shall we buy some soft drinksAYou're welcome Bthat's all right C That's a good idea!DThat's right. Let's buy some fruit for __(we) friends.Jack and Tom __(not have)a toy car. 句行转换：Shall we buy some fruit? She is really fit she thinks it is really she really turns me She really has it good. She will be loved. 英语翻译我不是很理解为什么最后还要一个better 用有道翻译是这样子 英语翻译要不要,我没多少钱, Shall we buy some soft drinks?（改为肯定句） then want to communicate better with their kids 翻译 shall we buy some soft drinks的同义句(写四句) She swims____(well good better ok)but her mother swims better（选词填空并翻译） people in the future have their own robots这句话为什么不加will,不是应该people in the future will have their own robots吗