1、Lesson 7必背单词1. hole n. 洞2. large adj. 大的；巨大的big adj. 大的( 近义词） small adj. 小的( 反义词） 3. cover v. 覆盖； n. 盖子coverwith 用覆盖 4. fill v. 装满；充满fill sth. with sth. 用某物把某物装满be filled with 装满；盛满5. storm n. 暴风雨6. dirty adj. 不干净的；肮脏的 untidy adj. 不整洁的( 近义词) clean adj. 干净的( 反义词) 7. northern adj. 北方的；北部的8. bottom n.
2、底部；最下部top n. 顶部( 反义词) at the bottom of 在的底部 必背短语9. by the way 顺便说一下10. make sb. /sth. 宾补 使某人/ 某物 11. turn into 变成12. for sure 肯定地；确定地 必背句子13. Maybe you should make the hole a little bigger. 也许你们应该把坑挖得更大些。14. It must be large enough to hold the roots of the seedling. 它必须足够大，才能装下秧苗的根。Lesson 8 必背单词1. b
3、asic adj. 基本的；基础的 basics n. 基本原则 basically adv. 基本上 必背短语2. take energy from. 从获取能量3. be made from 由制成4. in a word 总之 in one word 一句话；总之 in other words 换言之；换句话说 必背句子5. In a word, we cant live without plants! 总之，没有植物我们不能生存！ Lesson 9 必背短语1. TV channel 电视频道2. the best way to do sth. 做某事最好的方法3. have fun
4、doing 做有趣 have a good time 玩得开心 enjoy oneself 过得愉快4. have to 必须；不得不 必背句子5. Mary Green will show you the best way to grow all kinds of plants. 玛丽格林将给你展示种植各种各样植物的最佳方法。6. Roses smell so wonderful. 玫瑰很好闻。Lesson 10 必背单词1. consider v. 仔细考虑 consider doing sth. 考虑做某事2. test v. & n. 测验；考查3. dry adj. 干的； v. 使
5、干；变干4. purpose n. 目的；目标；意图 purposeful adj. 有目的的；目标清晰而坚定的 on purpose 故意地 for the purpose of 为了的目的 必背短语5. make sure 确信；查明；弄清楚6. keepaway from 使远离 必背句子7. You must consider many things when you decide to begin gardening. 当你决定开始做园艺时，你必须考虑很多事情。8. That is the whole purpose of growing a garden. 那是种植花园的全部目的。
6、Lesson 11 必背单词1. eastern adj. 东方的；东部的2. shy adj. 害羞的 必背短语3. open up 张开；打开4. hear sb. doing sth. 听到某人正在做某事 hear sb. do sth. 听到某人做了某事5. as long as 长达；与一样长6. in the middle of 在中间；在中部 必背句子7. What makes a tree laugh? 什么使一棵树发笑？ 8. Its two leaves continue to grow for its whole life. 它的两片叶子持续生长一生。Lesson 12
7、必背单词1. yard n. 院子；场地 yard n. 码 courtyard n. 庭院 backyard n. 后院 必背短语2. at the top of. 在顶端3. look after 照顾；照看 take (good) care of 照顾/ 照看( 好) 必背句子4. Now, something new is growing at the top of the stem. 现在，茎的顶部正长出新的东西。5. Ill send some seeds to Li Ming. 我会给李明寄一些种子。单元必背语法1. A worker is there helping them. 一位工人在那帮他们。2. They help us fulfill our basic needs. 它们帮助满足我们的基本需求。3. Gardening is a very enjoyable hobby. 园艺是一个很令人愉快的爱好。