历史作业本八下答案

Love is really not a good thing really good hobby love 的意思?急、 I really good love you,Unfortunately,you do not understand me 把函数周期缩小一半,怎么算?帮我看看这题!f(x)=(cos2wx+sin2wx+1)/2,把周期缩小一半, 周期函数,5,6题 有没人会解这题 怎么都没有人解我的题? 有没有人会解这道题2000 dC/dt =x/60-7.2CC（0）=0 u should love the person that makes u glad that u r alive 是哪首歌歌词?RT 翻译成中文 That person should not be l,should be the human who you most love 高中英语语法单选题-You just think of yourself!You kept me waiting for about 2 hours.-I am very sorry that you______ think so.A could B would C should D might答案应该选C,想问这里为什么用should, 高中英语语法单选题 (1)—how long do you support it__he arrived here.—No more than half a week A.when B.before C.after D.since 正解为D,why还有after为什么不行(2)—Has the boy who was made__use of realized his mistakes.A.stealing 根据含碳物质的衍变填答：（1）碳的两种氧化物的化学式及碳的化合价分别是①_____________；②______________.（2）完成下列化学方程式：①____________________；②____________________；③__________________ 第2题 理由 第二题的理由是什么 第二题,理由是什么, (多项选择)正则表达式a*b*c匹配： A.ac B.a*b*c C.abc D.bbc children like playing with pets (who)改为特殊疑问句快 Children like playing with pest.(who)改为特殊疑问句 Does your father like ______(smoke)?No,he doesn't. I Love You (That S All That Really Matters) 歌词 –Does your father smoke?--_________,it’s 2 years since he __________.A.Yes; smoked B.No; smoked C.Yes; smokes D.No; has smoked这题选B,这是为什么呢? 那首歌的开头是you say that you love me do you really want me,是个女的唱的 那种可见光波长最长紫光还是红光 请问可见光七种颜色的波长分别是多少 在可见光的波长范围内,不同波长各代表何种颜色之可见光? 可见光波长和颜色的对应关系谁能告诉我啊~ 第一题与第二题,理由是? 一道题目（说理由,至少2行）郑和远航的意义 26题,1 2 3各是谁,理由? Ok,when I want to smoke,I__smoke.A.can't B.couldn't C.am not able to D.was not abnle to 复数运算,2/(1+i)^2 为什么等于-i