environmentisabasicpolicyofourgovernment.6.Thedoctorperformedthe___(operate)yesterdayanditwasasuccess.7.Hetookadeep___(breathe)andbegantoclimbthestairs.8.Peoplesometimescanbe___(trap)inthesametrouble.9.Weshouldtake___(measure)toprotectwildlife.10.Theproblemisthatwehaverunout___money.Ⅲ.短语填空...
UNIT 5 HUMANS AND NATURE Section B LESSON 2 & LESSON 3 课后篇巩固提升 必备知识基础练 Ⅰ.单词拼写 1.It is difficult to 答案 breathe (呼吸) at high altitudes. 2.The fire was put out without 答案 death (死亡). 3.You 答案 rescued (挽救) me from an embarrassing situation. 4.I...
Food chain is a network in the food web that begins from the producers and terminates at the predators. The food chain provides information about how different organisms are linked to each other based on their food. Answer and Explanation: The right answer is consumers. Humans are ...
Our experts can answer your tough homework and study questions. Ask a question Search AnswersLearn more about this topic: Levels of Ecology | Overview & Examples from Chapter 27 / Lesson 1 274K Explore the levels of ecology. Discover the differences between an environment and an ecosystem ...
It is cold and dry, with a desert-like environment. …it used to be much more different. “When we look at ancient Mars, we see a different type of surface. …We see an environment that was much more able to support liquid water.”” 现在的火星大气层很稀薄。这里寒冷干燥,环境像沙漠...
C) gained better control of their environment when they learned to live with lower organisms D) started to maintain their food supply by hunting and gathering food when they started cooking with fire E) were the prey of many predators Correctness = Answer Key:You...
Because of the shortage of those above, it is impossible to live on Mars right now. Then how can we make Mars a right place for humans to live on? The answer is to change the environment of the planet so that it is similar to Earth's.On Mars, the temperature is about —60℃. ...
as well as about the nature of creativity in humans and AI2. One of the key issues surrounding the implementation of AI technologies pertains to their potential impact on the job market3. With AI systems becoming increasingly capable of performing tasks that were once solely within the purview ...
It is cold and dry. ___ "When we look at ancient Mars, we see a different type of surface. One that had valleys that looked like they were carved by water, lakes that were standing for a long period of time. We see an environment that was much more able to support liquid water...
Humans shape their environment in ways that other organisms cannot. Are humans subject to the same pressures of natural selection as other organisms? Why or why not? Males evolve to compete for females (i.e. songs, feathers, d...