Some people think that speakers with controversial opinions should not be invited to speak at the university. Others believe that the university should feature a variety of speakers, regardless of their opinions. Which point of view do you agree with and why?
I believe universities should invite speakers with a variety of opinions, including controversial ones, as it promotes intellectual growth and critical thinking.
Firstly, universities are meant to be centers of diverse perspectives and academic freedom. Hosting speakers with different viewpoints encourages students to engage in critical analysis and open debate. For example, a discussion on climate change with speakers from opposing sides can provide a well-rounded understanding and challenge students to evaluate contrasting arguments.
Secondly, exposure to controversial opinions is vital for students' educational development. It prepares them for the real world, where they will encounter a multitude of perspectives. Understanding and debating these viewpoints in a university setting equips students with the skills needed to navigate complex issues in their future careers.
Lastly, avoiding controversial topics does not benefit students. It restricts their ability to critically assess different ideas and form their own reasoned opinions. Exposure to a range of thoughts, even if controversial, is crucial for a comprehensive education.
In summary, universities should embrace diverse viewpoints, including controversial ones, to foster a rich and challenging learning environment.
I agree that having children care for an animal is an effective way for parents to teach them about responsibility. This approach provides practical and continuous learning experiences, essential for understanding and developing a sense of responsibility.
Firstly, caring for a pet requires daily commitment and attention. Children learn how to undertake long-term responsibilities through regular tasks such as feeding, cleaning, and ensuring the pet's well-being. This routine helps inculcate the importance of consistency and time management in fulfilling responsibilities.
Secondly, looking after an animal teaches children the direct consequences of their actions. For instance, if a child forgets to feed their pet, the pet might become hungry or unwell. This experience teaches children the significance of their actions on others, in this case, their pet, fostering a deeper understanding of accountability and empathy.
Therefore, caring for a pet offers hands-on experiences in managing responsibilities and understanding the repercussions of one’s actions, making it a valuable method for parents to teach children about responsibility.
2.Caring for a pet: 照顾宠物。具体细节包括：给宠物喂食feed, 陪着玩,遛狗(walk a dog)，铲屎(clean up the pet's waste)，洗澡(bath the pet)，梳毛（comb the pet's fur）…
Some of the most important sensory information animals have to process comes from other animals. Interactions between predators and prey, parents and offspring, males and females both shape andare shaped by the characteristics of sensory systems. Most animals are subject to two conflicting selection pressures: be inconspicuous to predators but be conspicuous to potential mates.
One of the best illustrations of how the trade-off between these pressures has influenced signals and behavior involves the color patterns and mating behavior of guppies. Guppies are small South American fish that live in clear tropical streams. Mature males sport colored spots and patches that are used in courtship behavior. Male color pattern is heritable and varies in different populations. In experimental tests of the effectiveness of color patches, females are more likely to mate with males that have larger and brighter blue and orange, red, or yellow patches. Thus female choice creates sexual selection pressure for conspicuous coloration. In contrast,predators create selection pressure for cryptic coloration (coloration that helps hide organisms): duller, smaller color patches and patterns that match the background.
In the Canadian Arctic,the Pre-Dorset culture evolved into the Dorset culture by about 800 B.C.E. The Dorset culture,which was first recognized by Diamond Jenness in 1925,was named after Cape Dorset, where some of the first artifacts were discovered. Archaeologists originally believed that the Dorset culture was a new migration of people from Alaska,but this is no longer widely accepted.Understanding the transition from the Pre-Dorset to the Dorset culture is complicated because the rate of change was not equal in all areas of the Arctic. Starting about 1500 B.c.E ,a cooling trend began that lasted until about 1 c.e. The impact in the northern Arctic was that there were fewer land animals.While some Pre-Dorset people migrated south in search of a warmer environment,others did not migrate,were unable to adapt to the changes in the climate,and died of exposure or starvation. However, some developed the Dorset culture that allowed for survival in a colder environment.