已知抛物线y等于-x的平方+2x+3与x轴交于A.B两点,与y轴交于点C；点,C,D关于对称轴对称，

pleased有什么用法?就是be pleased____sb.be pleased____sth. work with sb同义词组如上 pleased是v还是adj?为什么有时候是be pleased with?sb pleased sth? 4.Do you remember what the teacher _____at the meeting?Asaid b spoken ctold d talked大家能不能在帮我说的具体一点啊 求一篇两个人的英语情景对话.A：嗨,琳达,你觉得我们昨晚看的那部电影怎么样?B：嗨,比尔,我觉得还不错,但是我不喜欢那种类型的电影.A：oh~为什么?我觉得还行啊,电影好刺激的.B：太恐怖了, Do you still remember the chicken farm ( )we viseted three months ago?A.where B.when C.that D.what I still remember the English class three years ago remember为什么用原形 We should always keep it in mind that no knowledge gained is ever wasted.请问这句怎么翻译? please keep the words that you promised me in your mind always time翻译为汉语 英语翻译Keep Your Mind Wide Open 歌词 Have you ever seen the sky so beautiful,colorful,wide and wonderful Have you ever felt the sun shine so brilliently,raining down oh the unity Have you ever wanted more?(wanted more) You've got to keep your 关于颜色的英文情景对话 以“圆”为主题 作文（初一）600字以上 求你帮我的初一科技论文起个题目.内容是关于雾霾的,题目不要是“雾霾” 我写的政治论文是关于“诚信” 还有我写的历史论文,主要写曹操,第一次写,希望写好点,回校交作业也有面子嘛, 初一作文我和——在一起我和——在一起快点!快点! Most memorable day that you gave me.i'll always remember 求翻译, 分别写出带有风,霜,月,雨,雪的诗句 帮我翻译一下： I find that you are the most important pe帮我翻译一下：I find that you are the most important people in my heart!just nice! 如图,△ABC是等边三角形,D为AC边上的一个动点,延长AB到E,使CD=BE,连接DE交BC于F.求：（1）DF=EF；（2）若△ABC的边长为a,BE的边长为b,且a、b满足a²+b²-10a-6b+34=0 求BC；（3）若△ABC的边长为5,设 成长的烦恼日记 最好是记叙文 三句描写雪的诗句 描写雪的诗句 要短 三句 初一生活点滴的作文怎么开头、结尾 That you always be请翻译一下! 红楼梦中人物间的关系比如说,谁是谁的母亲等 风筝 鲁迅写了一件什么事 文中为什么在描写三峡水势之前 先写山势《三峡》希望答案越准确越好.Thanks! 三峡怎样描写夏天水势特征的 谁能帮我翻译一下i'll always remember that i've loved u的意思, I'll always remember that I've loved U 直接翻译成汉语和这句话的意思都说下,最好再解释下 Our teacher gave me an___(education)book yesterday. our teacher ( )this picture on the wall yesterdayAhung Bhang Cwhen