擦黑板用英语怎么说

dick would like to help him at once ang said that a friend in need( )a friend indeed注意那个said,不是应该在空里填was吗,为什么答案是is I need a book one that can help me with my english这个one的作用是啥,去掉one可以吗 人生如果错了方向,停止就是进步 【高考】定语从句The book was written in1946,___the education system has witnessed great changes.A.when B.during when C.since then D.since when答案选D 为什么要用since?为什么要用when不用其他引导词?那这里先行词是BO The book was written in 1946,the education system has witnessed great charges.The book was written in 1946, the education system has witnessed great charges.A．when B．during whichC．since then D．since when The book was written in 1946,_______ the education system has witnessed great changes.A.when B.during which C.since then D.since when the book was written in 1946,-----the education system has saw great changes.答案用since when 为什么不用since which 代since 1946 ?since 是介词定语从句中不是要介词加关系代词的吗 The book was written in 1946,( )the education system has witnessed great changes. 足浴盆冲浪不良怎么办?几个月前,给爸妈买了个兄弟牌足浴盆,一直坚持每天使用,感觉还不错.昨天开始突然感觉冲浪一点力度都没有了.用排水管测试了下,有微弱的水柱排除.请问,有人也遇到 足浴盆如何冲浪 你好,我家的足浴盆, 打开后不冲浪 ,过一会儿温度不断上升,然后就超温警报 能用显微镜检测尿液中红细胞数量吗如题,想要检测尿液是红细胞数量及形态,应该买个什么样的呢? 弹簧承受的压力比?我有一个朋友是做阀门的他在设计一个阀门是正向过来2公斤的压缩空气后 阀门打开,但是不知道怎么计算这个弹簧 是正好吃两公斤的压力 听说有个计算公式 知道的给我回 人生如果错了方向,停止就是进步 钻石可以承受外界多大的压力? The umbrella behind the door is kitty's(划线的是behind the door) ————unbrella is kitty's? There is () umbrella behind the door.It isn't Sandy's.It's ().A a;hers B an;his C a;There is () umbrella behind the door.It isn't Sandy's.It's ().A a;hers B an;his C a;his D an;her We shoud not cut down the trees.这句话对么?RT DNF美服按了PLAY以后出了一段话“To play a game,you must first update your account information”麻烦各位玩美服的朋友帮帮我 dnf美服To play a game,you must first update your account informationdnf美服出现To play a game,you must first update your account information怎么办 寻求办法 若是走错方向,停止就是进步吗? 如果方向错乐,停止就是进步 英文 八上英语课文原文新目标第一单元!题目是What Do Students Do at Green High Shool?我很急,就今天! Don't cut down the group of trees on both sides of the street.They can ____ some shade ___ us.Don't cut down the group of trees on both sides of the street.They can ____ some shade ____ us.A.provide ；for B.provide；with C.offer；for D.offer；wit friendship是可数名词还是不可数名词有一个句子是这样的Time goes by,good friendships may be lost这里用的是friendships，那么是可数名词吗 One day,some men came and cut down some of the familiar trees at the side of the paths she 4 .4 为什么填 followed can you buy eggs.是some还是anycan you buy eggs.A.some B.any Could you please buy ___eggs?用some还是any 英语翻译“正如你们所看到的,照片中后排右数第二个就是本人我,我不得不承认当时我的发型非常糟糕.” 七国前面是什么国 四川在七国中是哪个国家? 七国前是什么国家