写长城的诗句

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Mary -------(乘出租车)to work every day,Yesterday ,she----(乘地铁)and she--_(乘飞机去海南) Yesterday Mary couldn't finish her homework,so she has to go on 什么 it this 不要叫我宝宝,英文怎么讲 物质小孩 英语怎么讲 某班一次数学考试中,平均成绩89分,男生平均87.女生平均92分,求男女之比 (不要二元一次方程) 某班一次数学考试,平均成绩91分,其中男生平均成绩是89分,女生平均成绩92.男女人数比是多少? 因式分解n^3*m^4-49a因式分解½x^4-2y^4 某班一次数学考试,平均成绩是89分,男生的平均成绩是87.5,女生的平均成绩是92分.求这个班男生与女生的人数之比是多少 you shouldn't eat anything for24 hours(改为同义句) you should( )( )for24hours Sarah had a cold last week.(改为一般疑问句) ( )Sarah( )a cold last week? Erica was ill,so she didn't go to school yesterday(保持原句意思)Erica didn't go to school------ -------- her illness yesterday. The girl was ill.____,she didn’t go to school yesterday.A.In order to B.As soon as C.As a result D.So as to 初三单词拼写 --- Sally didn't go to school yesterday,did she?--- Yes,she did,_____she was ill. 三个鹿念什么拼音 “我服了你”英语怎么讲最地道的口语应该怎么讲 服装有哪些,英语怎么讲像hat shirt之类的 把下列各式分解因式(过程) 1. a³-81a 2.-2x²y-x³-xy² 3. 14a²b-49a³b-ab把下列各式分解因式(过程)1. a³-81a 2.-2x²y-x³-xy² 3. 14a²b-49a³b-ab 4. a²-b²+ 衣服 用英语怎么讲 分解因式:(1) (x-y)³-(x-y) (2)x³y³-2x²y²+xy (3)a³c-4a²bc+4ab²c (4)(x²+y²)²-4x²y² 当8月8日北京时间为20:00时,请问德国的当地时间是多少点?拜托了! 2010德国丹麦友谊赛 北京时间到底是多少啊!11号?12号?可有人说是11号啊.- - 到底是.给个准时间啊 - - 大哥 拼音怎么念 谁知道他们的拼音怎样读 一道英语单选题Miss Johnson,my sister is a good friend,often come to see us.A.who B whose C of whom D which 已知在rt 三角形abc中,角c=90度,若a=41.b=9,则c= 在rt三角形abc中 角c 90度,ab=41,bc=40求ac 17题. 17题求解,保给评价 神舟系列飞船发射大事记 神5系列飞船发射大事记 英语单选题一道..Mary made coffee __ her guests were finishing their meal.A.so that B.although C.while D.as if答案选择C需要一点详细的解答思路..谢啦~~~~ 孩子的拼音比较差,该怎么补呢? 就是语文特差…怎么办?特别是拼音…