autumn. But did you ever wonder how and why this happens? To answer that question, first you have to understand what leaves are and what they do.Leaves are nature's food factories. Plants take water ……

autumn. But did you ever wonder how and why this happens? To answer the question, first you have to understand what leaves are and what they do.Leaves are nature's food factories. Plants take water ……

种子与植物的分类Now you know what a plant is. You also know about the different parts of plants. But do you know where most plants come from? And what plant groups there are? Take a look!Groups ……

No wonder怪不得Jacky: No wonder Ella asks for leave. She is ill.Tim: Sorry to hear that.wonder表示“惊讶，奇怪”。no wonder表示了解了原因之后就不觉得奇怪了。21ST ……

Researchers from Canada found that plants can have complex social interactions. Plants will grow moreaggressively near unrelated plants than when they grow near relatives from the same family. ……

One of these plants is not like the others. Can you pick it out? ……

the same old boring sights, or do you see small places of wonder, like the little flower poking out... old boring sights, or do you see small places of wonder, like the little flower poking out (伸出) from ……

种子与植物的分类Now you know what a plant is. You also know about the different parts of plants. But do you know where most plants come from? And what plant groups there are? Take a look!Where do plants come ……

, making it more difficult for plants there to hold sand and dust.People could taste the dust in the air... of the sand. The area also experienced little rain, making it more difficult for plants there to hold ……

”. They are some plants, including rice. They are there for an interesting test.Tiangong space station has some special “astronauts”. They are some plants, including rice. They are there for an interesting test ……

the country, the Great Wall is considered a wonder of architecture (建筑). It was first built in different... that the Great Wall remains a great wonder, every one of us should help protect it ourselves. TEENSExplore ……

can’t help but wonder if having these frames is good for the environment. So I started researching... to stay, forcing them to fly around or stand on centuries-old trees. I can’t help but wonder ……

. There was also a big garden area with a fountain (喷泉) and some different plants. I wonder if they are as old... at any time. There was also a big garden area with a fountain (喷泉) and some different plants. I wonder ……

there are many beautiful plants. You are just one of them.” The red rose replied: “I see everyone looking..., as the plants and animals needed water and no rain fell. The red rose began to wilt (枯萎). One day the rose ……

蜜蜂采蜜时为何总能找到最短路线？ 词数 437 建议阅读时间 6分钟 测试见7版Have you seen bees at work and stopped to wonder how smart.... The plants need the pollen to make seeds that will grow. Raine notes that we get a lot of our food from ……