Researchers believe the effect throws light on our evolutionary past.It may arise from behavioral characteristics that developed when early humans formed social groups to strengthen their ch ances of survival.For social groups to work, individuals had to cooperate, rather than act selfishly....
5. POLICE: Spend one minute writing down all of the different words you associate with the word "police". Share your words with your partner(s) and talk about them. Together, put the words into different categories. 6. SKILLS: Rank these with your partner. Put the best survival skills ...
Survival of the Fittest Because the speed of change is Introdu becoming increasingly fast, people find ction it more and more difficult to work out the changing ① patterns . Jobs in farming, coal mining and ② heavy industry are decreasing while the service industry, the media and information...
This third category is reserved for struggles that can threaten a nation's survival and must be under stood in a global context. Environmental threats can be considered in the same way. For example, most instances of water pollution, air pollution, and illegal waste dumping are essentiall...
__4__.Every weekend groups of friends in their early 30s get together.During the week they work as computer programmers in the same office.On Sundays they rent mountain bikes that cost 2,000 each and ride down steep mountains together. Extreme sports are certainly not for ever...
负责。4.survival名词作宾语。5.means该空为谓语动词,依据上下文用一般现在时。6.why先行词为reason,定语从句中缺状语,故用why引导。7.an表示“数量一”,用不定冠词。8.Itit代替theBritishgovernment。9.sooner依据ratherthanlater可知。10.untiluntil引导时间状语从句。Ⅳ.短文改错Travelledabroad,youshouldfollowthe...
这是一份北师大版高中英语必修第二册UNIT4 Section C Lesson 2 Apps课件,共60页。 Section C Lesson 2 AppsⅠ.基础词汇1.___ n. 账户;解释,说明v. 解释,说明2.___ n. 设置,装置3.___ n. 材料;素材4.___ n. 按钮5.___ n. 性别6.___ n. 商品7.___ n. 恩惠;善意的行为8.___ vi....
12、late of meat一盘肉一盘肉 eg:The dinner cost 50 dollars a plate. 这顿饭每人花费这顿饭每人花费50美元。美元。 have a person on a plate = give a person on a plate 轻而易举地给(某人)轻而易举地给(某人) have a lot on ones plate = have too much on ones plate (口口)有很多(太...
Unit 1 Survival Section 1 Description: Lesson 1 Activity 1 1a H – The narrator clings to the edge of a huge drop. 1b C, E, A, D, I, F, G, B Activity 2 1a 'terror' – line 6; 'foolish' – line 15 1b The narrator experienced 'terror' as she got ...
In behavioral ecology, we call a series of interacting social behaviors that develops stable social relations an evolutionarily stable strategy, or ESS. Why do penguins instinctively huddle during the winter? This social strategy gives them the best chance at survival in their environment. ...