（7分）氧化还原反应的实质是 。铜跟氯气在点燃条件下发生反应：2Fe +3Cl2 
2 FeCl3，其中氯元素的化合价_______（填“升高”或“降低”），被_________（填“氧化”或“还原”，下同）；Cl2作_________剂，具有 性。在该反应中，若消耗了1 mol Fe，则生成_______mol FeCl3。
（7分）氧化还原反应实质是：电子的得失或共用电子对的偏移（2分）。
__降低，被还原；氧化剂，氧化性。1mol CuCl2。
完形填空：（10分） What do you do at the weekend? Some people like to 21 at home, but others like to go 22 a walk or play football. My friend Sam works hard in a factory during the 23 . At the weekend, he always 24 the same thing. On Saturday he 25 his car and on 26 he goes with his family to a village by car. His uncle and aunt have a farm there. It isn’t a 27 one but there is always 28 to do on the farm. The children help with the animals and give them their 29 . Sam and his friends help in the fields. At the end of the day, they are all 30 and Sam’s aunt gives them a big meal. 小题1:
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