And as for the bananas, researchers also found a high percentage of fossils from banana plants in sediment samples dating from about 7,000 years ago, proof the bananas were deliberately planted; because where bananas grow naturally the concentration of the plant fossils is lower. 至于香蕉,研究人...
In spring they have to eat different plants and replenish what they've lost over the winter, so what reindeer have done is they've developed the ability to digest different plants in different seasons by adjusting the microbes in their digestive systems. 在春天,它们不得不吃不同的植物来补充他...
But then again, if an interferometer is used to locate a planet that supports life… well that’s another story altogether. 但是话又说回来,如果使用干涉仪确定了一颗真正支持生命的行星,那就另当别论了。 1 2 3 4 5 6 单选 What is the lecture mainly about? A. Instruments that have helped im...
What is the lecture mainly about? A. The differences between mineralization and weathering B. Processes that remove minerals from soil C. Factors affecting the fertility of soil D. Several processes involved in the creation of soil 题目详解 ...
1.What is the lecture mainly about? A. Results of a recent research study in developmental psychology B. The role of heredity in human development C. Factors affecting the rate of human development D. Basic rules that describe the usual path of human development 你的答案: 正确答案:D...
1.What is the lecture mainly about? A. Differences between books about true events and books of fiction. B. Popularity of autobiographies among today's readers. C. Types of books where people write about themselves. D. Techniques for writing about one's childhood. 你的答案: 正确答案:C 题...
What is the lecture mainly about? 托福Z托福 01 - impasto 材料音频 去精听 查看全文 题目 L3 123456 A . The different skills between impasto and oil painting B . The effects of impasto techniques that artists can achieve C . Reasons why the impasto texture remains experimental...
And they are able to absorb a good bit of the rainfall due to their deep roots. 并且由于它们很深的根系,能够吸收大量的雨水 Actually the root system for drought-tolerant plants is more extensive than the root systems of many plants that live in wetter climates. ...
So the size of the gypsy moth population is controlled by the white-footed mice, which is a good thing because gypsy moth caterpillars are considered pests. 因此舞毒蛾的数量受到白足鼠的控制。这是一件好事,因为舞毒蛾毛毛虫被人作为是一种害虫。
What is the lecture mainly about? A. The most common causes of service failures B. Effective strategies for preventing service failures C. The importance of having a plan to address service failures D. Ways in which different industries respond to service failures ...