增加：在缺词处加一个漏字符号（∧），并在其下面写出该加的词。

删除：把多余的词用斜线（\）划掉。

修改：在错的词下划一横线（____），并在该词下面写出修改后的词。

注意：1）每处错误及其修改均仅限一词；

2）只允许修改10处，多者（从第11处起）不计分。

    Last weekend we went mountain-climbing. Even the heavy rain in the morning could not prevent us go. Setting off very early, we went along an extreme narrow road, all in high spirits. On every side of the road were green fields and some farm house. We could hear the sound of the rain and our footsteps mixing with laughter. At noon we reached top of the mountain. That surprised us most was the beauty of the scenes here. After having a short rest and sharing with the food we had brought, we started going down. It rained even harder. We are wet to the skin, and we still sang and laughed happily.

①用甘蔗鉴定可溶性还原糖过程，溶液颜色最终为砖红色沉淀  

②观察细胞中脂肪微粒、细胞质的流动以及质壁分离与复原实验均需使用显微镜才能看到结果  

③用低倍镜观察不到紫色洋葱鳞片叶外表皮细胞的质壁分离和复原过程  

④洋葱根尖的分生区细胞在0.3g/mL的蔗糖溶液中，不会发生质壁分离  

⑤植物细胞质壁分离和复原、哺乳动物红细胞吸水胀破过程都发生了渗透作用

⑥洋葱鳞片叶表皮细胞置于0.3g/mL蔗糖溶液时细胞吸水能力逐渐增加，再置于清水时细胞吸水能力逐渐下降．

元代修史，朱熹及门人弟子被列入《道学传》，而陆九渊等人则被列入《儒林传》。明代，道学之名逐渐被理学取代。到清代，陆九渊被列入《理学传》而不列入《儒林传》。促成这一变化的主要因素是（  ）

读某地区人口自然增长率变化过程示意图，完成下列各题。