第三单元 植物与环境Unit 3 Plants and Environment 叶儿绿，花儿香，植物生长靠阳光。 The leaves are green, the flowers are fragrant, the plants grow by sunlight. 根儿深，苗儿壮，植物生存水滋养。 The roots are deep, the seedlings are strong, the plants are nourished by water for survival.
第四课 种大蒜 Lesson nine garlic 活动准备 Activity preparation 1、做好准备，一起来种大蒜吧。 Get ready to grow garlic.
活动过程Activity process 2、怎样种大蒜？ How to grow garlic? 3、挑选个大，饱满的蒜瓣儿。 Pick a big, full garlic. 4、将蒜瓣儿插入土中，尖的一头朝上。 Insert the garlic into the soil, with the tip of the head facing up. 5、还可以用水培育大蒜。 Garlic can also be cultivated with water. 6、怎样做更有利于大蒜生长？ How to do more conducive to garlic growth? 7、又长高了。 It's taller. 8、你种的蒜为什么苗长得这么好？ Why do you grow garlic so well? 9、把它们放在阳光下。 Put them in the sun. 10、我经常....... I always...
拓展活动 Outreach activities 11、我们动手做一做。 Let's do it. 12、观察生长情况，做好记录。 Observe the growth and make a good record.
第十课 植物和阳光 Lesson ten Plants and sunshine 活动准备Activity preparation 1、苹果 石榴 冬枣 apple pomegranate winter jujube
活动过程Activity process 2、植物的生长与阳光有关系吗？ Does the plant growth have anything to do with the sunshine? 3、苹果的这面比较红。 Apple's face is relatively red. 4、石榴....... Pomegranate … … … 5、经常给西瓜“翻身”是为了........ Always turn watermelon over for … 6、阳光下和背阴处植物的生长情况有什么不一样？ What is the growth different between plants in the sun and in the shade? 探究技能Inquiry skills 7、说明植物生长情况不同的原因，就是在解释。 The reason why the plant growth is different is explaining. 8、选取两珠生长情况差不多的同种植物进行观察。 Similar plants with the same growth situation of the two beads were selected for observation. 9、过一段时间和同学交流我的发现。 After a while, I found with my classmates. 方法指导Method guidance 10、一株放在阳光下，另一株放在背阴处。 One is placed in the sun and the other in the shade. 11、及时浇水，观察、比较它们的生长情况。 Water in time, observe and compare their growth situation.
拓展活动Expand activities 12、观察周围环境中朝阳的地方有哪些植物，背阴的地方有哪些植物。Observe what plants are in the surrounding environment and what plants are in the back area. |
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