2023年1月德阳市高2020级高三高考一诊历史试卷（word全网首发）答案

2023年1月德阳市高2020级高三高考一诊历史试卷（word全网首发）答案，目前我们已经整理了2023年1月德阳市高2020级高三高考一诊历史试卷（word全网首发）答案的各科答案和试卷，更多试卷答案请关注本答案网。

写作第一节Honorable guests,dear teachers and fellow students,On behalf of our school,I feel it a great honor to express our warm welcome and briefly introduce thearrangements.As scheduled,you'll first be shown around our campus to have a general impression of it.The nextday,to have you get a taste of Chinese traditional culture,several activities will be arranged,ranging fromvisiting a paper-cutting exhibition to appreciating the art of Chinese calligraphy.Then follows aget-together in our canteen,where we'll enjoy Chinese cuisine of different flavors.Wish you a pleasant stay here!Thank you

18.(1)不停地搅拌(2分)(2)[Cu(NH3)4]2++Zn[Zn(NH3)4]2++Cu(2分)(3)浸取(1分)(4)①2Bi+3Fe2(SO4)3+6NaCl—2BiCl3+3Na2SO4+6FeSO1(2分)②PbSO4(1分)(5)①将Fe3+还原为Fe2+,避免在B3+水解时，Fe3+同时水解，导致产物不纯(2分)②过滤、洗涤、干燥(2分)(6).08139aY×100%(2分)m