park is the the far house from怎么拼

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• 1.我家离学校最近,所以我步行去上学 My home is the ()()the school,so I () ()school2.你们以前的房子怎么样?What () your house ()?3.托尼在学校表现很好,在家却很淘气Tony is () at school ,but he is () () ().4.My home wasn't far from my school (改为同义句)My home is () () my school
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• Okay!My home is not far from the Park.I can go
• My school is not far from my house.
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• --Let's go to the park by taxi .Oh,it is not far away from here.We_____ take a taxi
• there lies a car park,to which a road from south to north leads .leads怎么翻译
• 一篇英语短文求翻译【急用】【好的追加100分】I have some good frends who live in Hilltop Village.I like to go there to play with them.We like to play in the park,which is called Central Park.Ken Road goes along one side of the park,and Green Street goes along another side of the park.Green Street joins Ken Road.On the corner of the Ken Road and Green Street is Sally`s house.Helen lives next to Sally.Across the street from Sally and Helen is Jenny`s house.She lives next to
• is the bookstore far from here 肯定回答
• 关于标定硝酸银滴定液硝酸银滴定液(0.1mol/L) AgNO3=169.87 16.99g→1000ml 【配制】 取硝酸银17.5g,加水适量使溶解成1000ml,摇匀.【标定】 取在110℃干燥至恒重的基准氯化钠约0.2g,精密称定,加水50ml使溶解,再加糊精溶液(1→50)5ml、碳酸钙0.1g与荧光黄指示液8滴,用本液滴定至浑浊液由黄绿色变为微红色.每1ml的硝酸银滴定液(0.1mol/L)相当于5.844mg的氯化钠.根据本液的消耗量与氯化钠的取用量,算出本液的浓度,即得.如需用硝酸银滴定液(0.01mol/L)时,可取硝酸银滴定液(0.1mol/L)在临用前加水稀释制成.------------------------------------请问加碳酸钙的目的是什么?