请帮忙处理 英文解释6—12题,谢谢

1 1 1 1 —+ — +—+……+ —=? 2 6 12 90 请老师附上解题过程,谢谢!_百度作业帮
1 1 1 1 —+ — +—+……+ —=? 2 6 12 90 请老师附上解题过程,谢谢!
1 1 1 1 —+ — +—+……+ —=? 2 6 12 90 请老师附上解题过程,谢谢!
看了半天 你的题目应该是分行的.1/2+1/6+1/12+1/20+1/30+.+1/72+1/90= 1/1*2 +1/2*3 +1/3*4 +...+1/8*9 +1/9*10= (1/1 -1/2)+(1/2 -1/3)+...+(1/8 -1/9)+(1/9 -1/10)= 1/1 -1/10= 9/10是这样的吧请问有一道题目:把6/10、12/6化为最简分数.它是:6/10=3/5;12/6=6/8=3/4;他说约分时,通常采用这样的写法:怎么写?请说明基本原理及其公式好吗谢谢_百度作业帮
请问有一道题目:把6/10、12/6化为最简分数.它是:6/10=3/5;12/6=6/8=3/4;他说约分时,通常采用这样的写法:怎么写?请说明基本原理及其公式好吗谢谢
请问有一道题目:把6/10、12/6化为最简分数.它是:6/10=3/5;12/6=6/8=3/4;他说约分时,通常采用这样的写法:怎么写?请说明基本原理及其公式好吗谢谢
分子与分母同乘以或除以一个数(不为0),分数的值不变.用字母表示为:b/a=(b÷c)/(a÷c)=(b×c)/(a×c),文综地理 12年福建省质检 6,7两题解释一下为什么选这两个答案,谢谢!&_百度作业帮
文综地理 12年福建省质检 6,7两题解释一下为什么选这两个答案,谢谢!&
先给个好评吧
6.如图所示,7月份是该地全年接受太阳辐射最多的月份。升温是一个循序渐进的过程,不能立竿见影。所以8月份是全年气温最高的月份。7.太阳辐射量与该地地形地势、天气、纬度位置、海拔高低、日照长短等因素有关。题干中交代了该地是一个沿海地区,所以首先排除D选项;沿海地区一般都属于平原,地势起伏平缓,所以排除C选项;海陆分布和地形起伏短时间内是不会改变的,排除法,选择A。...完形填空(1,5,6,7,8,9,11,12,14题不会,请务必详细解释)谢谢!一定要详细解释!其他题不用解释。Why am I bringing a 10-pound (4.5kg) pumpkin upstairs? Why am I washing it? Why am I cutting it with a big__1___? Why am I carving (雕刻) a Jack O’L_百度作业帮
完形填空(1,5,6,7,8,9,11,12,14题不会,请务必详细解释)谢谢!一定要详细解释!其他题不用解释。Why am I bringing a 10-pound (4.5kg) pumpkin upstairs? Why am I washing it? Why am I cutting it with a big__1___? Why am I carving (雕刻) a Jack O’L
Why am I bringing a 10-pound (4.5kg) pumpkin upstairs? Why am I washing it? Why am I cutting it with a big__1___? Why am I carving (雕刻) a Jack O’Lantern?October 31 is__2___. During this holiday kids___3__on people’s doors asking for sweets. There are orange and black things in the houses. Jack O’Lanterns are one of these things! People carve them out of empty___4__.A lot of houses don’t carve Jack O’Lanterns. They just have fake (假的)__5___. It’s__6___to buy a fake one, and a fake Jack O’Lantern doesn’t go__7___.Not me! I am going to make the__8___thing. I am going to carve a face on a pumpkin!The first thing for me to do is to__9___the pumpkin. It has lots of dirt on it. Then I have to cut open the top and take out the inside.This is not easy. It takes two hours to__10___out the inside with a big knife. I__11___the seeds, as they can be eaten. I cut three triangles (三角形) in the side. Two triangles will be the eyes, and__12___is a nose. At the__13___I cut out a mouth. I am so__14___about my work. I take it outside.Three days later, the inside goes gray. A few days after that, the thing is black. The pumpkin is going bad! By Halloween, the Jack O’Lantern will be__15___! I should have got a fake one.Choose the best answer:1. A. scissor B. knife C. spoon D. fork2. A. Easter B. ThanksgivingC. Halloween D. Christmas3. A. knock B. shut C. hit D. paint4. A. pumpkins B. watermelonsC. potatoes D. stones5. A. one’s B. ones’ C. one D. ones6. A. different B. easyC. difficult D. unusual7. A. away B. bad C. wrong D. by8. A. real B. true C. correct D. right9. A. cut B. carve C. wash D. weigh10. A. pick B. look C. empty D. find11. A. plant B. collectC. save D. keep12. A. another B. otherC. others D. the other13. A. top B. left C. bottom D. right14. A. glad B. proudC. angry D. confident15. A. broken B. gone C. dead D. lost
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孕前检查的各项数据怎么看?请务必帮忙解释清楚,好担心我不能怀宝宝!谢谢!
悬赏丫丫币: 0
孕前检查结果:1、抗风疹病毒IgM定量
2、抗巨细胞病毒IgG定量
3、抗弓形虫IgG定量 小于1
4、抗单纯疱疹病毒IgG定量
5、抗风疹病毒IgM定量
6、抗弓形虫IgM定量
7、抗单纯疱疹病毒IgM定量
8、抗巨细胞病毒IgM定量
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