All living things have DNA(基因). DNA tells living things how to grow. These days, scientists can change the DNA. When the DNA of food is changed, it is called GM food.Some GM food can grow in cold weather. GM f
There have not been many tests on GM food.1. What is DNA? A. It is something only in GM foods. B. Something everyone needs to change. C. Something about life people can't change. D. The part of living things that tells them how to grow.2. The underlined word "prevent" means“...
This lets you learn something and makes the other person happy by letting them show off their knowledge. In the classroom or out of it, developing curiosity is sure to be worthwhile. A. Ask a lot of questions. B....
The process I go through from the raw materials to a finished piece is not complex at all.我所经历的从原材料到成品的过程一点也不复杂。I typically do this for a few days or a week before something “clicks” and I have an idea about what I want to create.这件事我通常会做上几天或一...
Two factors typically drive labor productivity. The first is the amount of capital per worker. Capital can be something tangible, such as machines or infrastructure, or intangible, such as software. For example, an office worker is more productive with a laptop than without one, and a construct...
1. The Earth is___ all living things. 地球是所有生物的家园。2. What problems is the Earth___?地球正面临着什么问题?3. What can we do___ the Earth? 我们能做些什么来保护地球?4. The Earth___ us___ all the things we need. 地球为我们提供了我们需要的一切5. It is our home...
___ water is to all living things! A. How precious B. How a precious C. What precious D. What a precious 相关知识点: 试题来源: 解析 A 【详解】 句意:水对所有生物来说是多么珍贵啊! 考查感叹句。感叹句由How或What引导:How+形容词/副词+主谓;What+形容词+不可数名词+主谓;根据“water is...
①The merchants of Arab are doing their things all of the world.(n.商人) ②He is a wholesale merchant.(n.批发商) ③This is a merchant ship of 5,000 tons.(adj.海上货运的) 2.negotiate vt.商定;达成(协议) vi.谈判;...
913.Their eyes barely move, and they always have the same distant expression on their faces. 他们的眼睛几乎不动,脸上表情疏远呆滞。 914.It is as though they are asleep with their eyes open. 好像他们在睁着眼睛睡觉。...
Today there is a growing awareness that mental well-being needs to be given as much attention as physical health. More and more people are suffering from various psychological problems, which have led to many serious consequences and even caused many tragedies. Therefore, we should pay more atten...