2022英语周报HZX30答案

15.(18分)(1)干燥管碱石灰(每空2分,共4分)(2)2NH4CI Ca(OH)2=CaCl2 2NH3 2H20(2分)(3)平衡压强,使分液漏斗中的液体顺利流出(2分)(4)NH4SCN KOH=KSCN NH31 H2O(2分)(5)2NH3 Cr2O12- 8H=2Cr3 N2 TH2O(2分)(6)蒸发浓缩冷却结晶(每空1分,共2分)(7)①溶液红色褪去,且30s不变色②72.75%(每空2分,共4分)

第二节读后续写( One possible version)Fliss immediately took the purse to the local police station with Molly. When they arrivedFliss tied Molly to a fireplug outside and went in herself. She handed the purse to a police officerand explained everything. Greatly touched, he shook her hand and thanked her for doing her duty,promising that he would do his best to find the owner Fliss felt reassured and went back withMolly. The next day, a journalist called to make an appointment for an interview.When the journalist came, they two were on the beach. The journalist was surprised to findthat Molly was picking up litter, following her master. Fliss told the journalist it was on the wayto collecting litter that Molly had found the purse. Hearing this, Molly stopped, wagging her tailas if she understood the whole situation. Having learned about the whole story, the journalist gotto know what they did to protect the local beach. Surprised and impressed, the journalist tooksome pictures. The next day they were on the front page of the newspaper. A minor action couldmake wonders!(162 words)

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