若椭圆的左右焦点分别为f1f2线段f1f2被抛物线

六年级上册词语手册中的积少成多7,8两课的词语或成语...急 什么的喇叭声 形容词 ()的喘息声（）里填形容词 六年级语文词语手册上的第5,6单元的所有积少成多 ,急人教版的, mike watched tv_____he had finished her homework last night.A.before B.while C.after D.then 一道简单的化学问题!最低活化能能低于反应物总能量吗? 麻烦高人们翻译一下这个句子.Many report have come out on the conditions and rights of women through 在句子中 应该是he want to know what is sex 还是 he want to know what sex is? 标准状况下,5.6L氯化氢气体溶于水得到0.5L盐酸,其物质的量浓度是（ ）A）0.5mol/LB）5.6mol/L 在密闭容器中进行如下反应：X2+Y2====2Z 已知X2,Y2,Z的起始浓度分别为0.1MOL/L.0.3MOL/L 0.2MOL/L 、在一定条件下,当反应达到最大限度时,各物质的浓度可能是?A,Z为0.3MOL/L B,Y2为 0.4MOL/L C,X2为0.2MOL/L D,Z为 下列仪器所用材料名称玻璃刀手表轴承煤气灶电子打火器肠镜、胃镜、内窥镜高压钠灯的灯管每个都是石英吗？ She___last year. A.give up smoking. B.give upShe___last year. A.give up smoking. B.give up smoke. C.gave up smoking. D.give up smoking. 选哪个 Last year I _ my dad to give up smoking,but failed.A.advised B.persuaded C.tried to adviseD.talked 为什么不选B? Mr chen ___(give) up smoking since last year 关于语文六年级下册词语手册我的词语手册找不到了,最后几页的东西,就是有个音序,下面是词语.我要人教版的,（D到J就可以了） 六年级下册语文词语手册44页怎么做 翻译：what are you going to be when you grow up?帮我翻译`谢谢! What are you going o be when you grow up?接下去造句,并翻译中文.如题. 按这个例子来造:What color is she going to paint her bedroom? I don't know. I might paint pink or I might paint red. I really can't decide. when you ( ) Beijing,please tell me.A arrive in B will arrive in我知道是选A,但是谁能给我解释清楚时态? 到上海后我会给你打电话的l will ____ _____ _____ when l arrive in shanghai They have()playing with their families and enjoy snacks and drinks.填什么? 悬赏分：5 | 离问题结束还 They have f___ playing with their families.如何填空?如何翻译? they have lunch and t____ with their friends.横线上填什么?不是together 不是drink tea （请说明） 故宫,颐和园属于什么省?(直辖市?) My father gave up smoking （last month）.（对带括号的部分提问） ______ _____ your father ______ _______ smoking. His father stopped smoking.= His father gave up smoking请问怎么填. 上边句子 = His father__ __smoke.= His father__ __smoked. 特殊疑问句含助动词怎么改陈述句? i want to know,does she like apples?改成i want to know she likesapples对吗? 将I want to know about your morning.改为一般疑问句十万火急!千钧一发! j s a n g s m b * *每个字的缩写.谁能帮忙翻译一下这是一句话,谁能帮忙翻译我自己猜不出来了.谢谢那2个* * 也是2个字是首字母肯定是顺序啊 What are you going to be when you grow up?的中文意思是什么?I'm going to be a computer programmer. space travel travel into的意思?句子：we travel into the unknown depths of the universe 是固定用法么?有其他的引申么?最好有例句解释...