平面设计

this is （ ）eraser.（ ）mine this is yellow eraser｛改为一般疑问句｝啥意思?咋改 This sweater is mine.(特殊疑问句) 运动会稿件怎么写? is it your salad?使它成为一个复数句为什么不是ARE THEM YOUR SALAD?!我不是想问这个SALAD Is it your salsd?变复数salad不可数。 Is it your ruler?改为复数句 Is it your book?复数句 Is it your key?改为复数 It is my red eraser 改为同义词_____eraser______ _______ this is my eraser.改成否定句 _____,they went home,_____.A.Their work had been finished; singing and laughingB.They had finished their work; sang and laughed C.Their work finished; singing and laughing D.After their work finished; singing and laughing为什么A不对? They went home _____ (在他们购物之后) 两题都要过程. 运动会新闻报道稿子怎么写啊? 某人从甲地到乙地 如果每分钟走九十米 就会迟到五分钟 如果每分钟走一百米 就会迟到 三分钟 从甲地到乙地有好多米?如果要准时到每分钟应走多少米?对了，要用X 不好意思哈。 若关于x的方程x²-x+a=0与x²-x+b=0(a不等于b)的四个根组成首项为1/4的等差数列,则a+b的值是? 四棱锥P－ABCD的底面是边长为a的正方形,PA垂直底面ABCD,E为AB中点,且PA＝PB.　　　求点D到平面PCE的距离. They’re relaxing at home this weekend这个句子对吗?是不是用现在进行时表示一般将来时呢?求高人指点. 英语 she （ ） （ ） （ ）the weekend at home他宁愿在家里过周末 NATIONAL AUSTRALIA BANK怎么样 澳大利亚银行有个BSB NUMBER, Bank of Australia(英文) NATIONAL BANK OF CAMBODIA这是那个国家的币种我有一 张1000的不知道是那个国家的 运动会的稿件怎么写 Whose apple is this?的同意句怎么说 Whose watch is this?It’sWhose watch is this?It’s .A.hisB.myC.herD.our—When is your birthday?—My birthday is December.A./ B.in C.onWe in this school last year.A.studyB.studiedC.studiesD.will studyAre you playing the table tennis Mike?A.andB.wi whose watch is this?it's____(i). “Whose room is this?”“It's____"A.her B.the twin's C.the twins' D.their 9.Whose desk is this?It’s( )9.Whose desk is this?It’s ( ) A.Jim and Tom B.Jim’s and Tom’s C.Jim’s and Tom D.Jim and Tom’s哪个是正确答案, 面对地球受白色污染的困惑, 白色污染占地球的百分之几?1天左右,