两个向量相加

以“穷则思变”为话题作文,中午就要!帮帮… 穷则思变写什么题目～要自己想的 My mother goes shopping every day （用yester-day 做时间状语改写句子 My mother goes shopping every day .(用now改写句子) MyMy mother goes shopping every day .(用now改写句子)My mother ____ ____shopping now. word2003快捷键的妙用 hear from there,more,probably,are,china,left,a,total,than,of,no,tiger,in,400 Error:magnitude distribution total for shower '' is more than the observed number of meteors for this shower. （）（）（）mom?（改为一般疑问句 ) 我叫张卓琳,女 请帮我改几个和我的名字同音的英文名 我叫蒋秀娜,女 请帮我改几个和我的名字同音的英文名 Da Ming wants to be a reporter ____ a sports magazime 到底是of 还是for,要有理由 my sister wants to be a reporter[ in] a sports magazine对吗还是[ of】 a sports magazine Reporter Wanted for Sport Magazine 连词成句：1：message ,can,a ,give ,her ,you 2:pardon ,beg ,i ,your 3:picnic ,let's,plan , 连词成句 you,your,maybe,can,visit,cousin 英语翻译In ltaly,when you go to a person's home for dinner,it might be nice to bring flowers or a box of chocolates for the hostess.People never bring chrysanthemums because they suggest death.Yellow roses can mean"jealoudy".In America,expensive I still have trouble with Canadian customs though I have been in Canada for two years.翻译 What e____ can you see on the blackboard? U Make me wanna 能帮我翻译一下,苦求! 英语翻译不是这个…The Material的 英语翻译rigid building blocks with matching geometry give higher yields than flexiblebuilding blocks,due to their better directionality 有一首歌唱:i want you see me ,see me悬赏100分 I WANT TO TEEL YOU 不 知道 I WANT TO TEEL YOU 是撒意思 西安80坐标6度分带中的Xian_1980_GK_CM_123E和Xian_1980_GK_Zone_ 21的区别是不是只有横坐标的区别Xian_1980_GK_Zone_ 21的假东就是Xian_1980_GK_CM_123E前加上了代号吗?也就是所以坐标向东平移了21000千米? 求教Xian_1980_GK_Zone_17投影坐标系统下经纬度和米的转换公式! Xian_1980_GK_CM_117E的XY转换为经纬度用ArcGIS怎么转换?或者用到什么工具?谁帮我转一个 1279043.028 3998767.35 转换为经纬度是多少? ther can see the biackboard and the door in the picture对the biackboard and the door提问. I want you ____ me ____ my English. 英语翻译下半句是He can't get rid of the ghost.求合适的翻译,只要上半句的就行了 there's a picture ()the left ()the blackboard It has been proved that qats will.It has been proved that rats will,when given a choice over a period of time,prefer water with vitamins to water帮忙翻译成中文!