题目

善于梳理有利于知识的系统化，以下归纳完全正确的组是（） A . 玻璃和玻璃钢属于复合材料 B . 氮肥使植物枝叶繁茂， 抗寒抗寒 C . “双吸剂”的主要成分是铁粉，常用于食品保鲜 D . 皮肤蘸上浓硫酸，用氢氧化钠中和 答案：C36、阅读下面短文，根据短文内容判断句子的正误。正确的涂“A”，错误的涂“B”。 Skin-diving（潜水）is a new sport today．This sport takes you into a wonderful new world．It is like a visit to the moon．When you are under water，it is easy for you to climb big rocks（岩石），because you are no longer heavy． Here，under water，everything is blue and green．During the day，there is plenty of light．When fish swim nearby，you can catch them easily with your hands． When you have tanks（罐）of air on your back，you can stay in deep water for a 1ong time．But you must be careful when you stay in deep water． To catch fish is one of．the most interesting parts of this sport．Besides，there are more uses for skin-diving． 1．By skin-diving you can get into a wonderful world． 2．Skin-diving is to visit the moon． 3．You cannot catch fish In the sea during the day． 4．With tanks of air on your back you can stay in deep water． 5．Skin-diving is interesting but not useful． 评卷人 得分 五、阅读填空 （每空？ 分，共？ 分）