sinxcosxex极限

Can our dreams come ----- some day? Our school need some English teachers.同义句 Our school ___ ___ ___ ___ some English teachers Some of the students in our class ______(come ) from Japan.One of them _____ (come ) from America. help me 求函数y=-3x^-6x+2的顶点坐标,对称轴及最值 繁星春水单篇500字读后感 六年级课文《北京的春节》中的节日都有哪些 六年级课文北京的春节表达了作者怎样的思想感情 some students in our school often surf the internet for more 如图.梯形ABCD中,AD平行BC,AB=CD,∠B=60°,BC=20cm,梯形的周长为50cm,求梯形ABCD的另外三边的长和梯形的面积.快、、、、在9点之前 回答啊...... 初二数学题 快一组数据X1,X2,X3,X4的平均数是2,方差为1/3,则数据3X1-2,3X2-2,3X3-2,3X4-2,的平均数和方差是多少?请写出过程.谢了! 若方程组｛x+y=3 的解x、y都是正数,求a的取值范围x-2y=a-3某商品的进价为150元，售价为225元，因为清仓，先降价出售，要是每件商品的利润不低于百分之10，最多可以降价多少元？ 如图,在等腰梯形abcd中,对角线ac、bd互相垂直.改梯形的高与中位线有怎样的大小关系?为什么? 描写愁的词语和诗词两个词语,八个诗词 引用古诗写句子 北京的春节 课后题2题目是：想想课文是按怎样的顺序写的;课文哪些部分写得详细,哪些部分写得简略,这样写有什么好处? 《北京的春节》 课后题①想一想,按照老规矩,北京人是什么过春节的?给你印象最深的是什么?②有感情的朗读课文,想想课文是按怎样的顺序写的；课文有那些部分写的详细,那些不菲写的略（ Some students in our class like reading, ______like playing computer games.the others 还是 others?解释下原因，谢谢！ Some ( ） in our school like playing football with their students（）填什么 在我们班有些学生一点儿也不喜欢英语 Some students in our class don't like English___ the___ there are some students_don't like sports in our class Awho Bwhom Cwhich Dwhose some students like math,but some students don'tike math 改为同义句 繁星春水赏析要求：每个300字.（一）青年人呵!为着未来的回忆,小心着意的描你现在图画.——繁星之十六（二）言论的花儿越大,行为的果子结的越小——繁星之四十五（三）弱小的草呵!骄 繁星春水每首诗的赏析我要繁星春水第二十三首诗的感想.急 北京的春节是按什么顺序写的?那些简略?这样有什么好处? 作者老舍是按照什么顺序描写北京的春节这篇课文的 It was____late when we got home.The children are sleeping,so we walked into the house____A.quiet quitely B.quite quitely C.quite quietly D.quiet quietly When I got home,the house was a complete _______.mass mess guess bus 以流水喻愁的古诗词句子写出连续两句 六年级下册第六单元的作文 9.When he got back home,he found someone ______ his house and ______ a lot of things.A.break into,stealB.to break,to stealC.had broken into,had stolenD.has broken into,has stolen when he returned home,olny to find many things broken 为什么用only to find