拼车相关英语作文题材
In recent years,as a method which can not only save money but also protect the environment,share-car is adopted by more and more people especially the office workers.
There are many advantages of share-car.It can save the energy as well as effectively release the traffic pressure for its high-efficiency car operating factor. Therefore,in the economical and practical terms,share-car brings convenient,fast and comfortable means of traffic,it can be said to be a win-win situation.
However,some disadvantages exist in the share-car.First of all,share-car is of no protective security.Unlike taking a bus,once the car accident happens on the share-car,people won't gain the insurance.What'smore,as China hasn't put forward related laws about the share-car,it may be caught in the blind area of law.
method英语
In a word,we should make good use of the share-car to let it be helpful to us.
Carpooling can limit use of personal vehicle for daily commuting, reduce air pollution, save ti
me by using High Occupancy Vehicle Lane and provide useable time for riders—read, sleep, work and talk.
Nowadays , there are more and more people owning private cars. On the one hand, some wealthy people who either are the boss of the private company or the white-collar managers in big companies have their private cars. On the other hand, some young people who are future-minded buy private cars ahead of their income by loans from banks.
Is it a good or bad thing to have a private car? Just as a coin has two sides , so there are both advantages and disadvantages of having a private car. So far as its advantages are concerned, there are two examples for this. First , it plays a very important part in providing its owner with convenience, enabling the owner to go where he wants to quickly and easily. Second, it can help its owner to save a lot of time which may be wasted by waiting for other vehicles. However, it also has its disadvantages . For one thing, it will have a negative effect on both the crowded traffic system and the environment in the long run. For another, it places burden on the public utility in providing more parking lots.
In short , owning a private car has both its advantages and disadvantages. It is advisable that we should pay much attention to the environmental protection by not having a private car if we have little or no practical use of the private car.
The same line to take a taxi to work with, go to school and came home after school, holidays, travel, etc., shall be shared equally by a passenger fare carpool. Carpool is a new thing. According to the report, South Korea, Greece and the United States and Europe have tried Taxi "co-ride system." In the U.S., people are taking a taxi with the encouragement and support. Conducive to environmental protection, will help alleviate the congested urban traffic, is also beneficial to passengers. In China, Zhejiang, Beijing, Guangzhou, more than 50 cities have opened up the carpool services and produced a registration service.
克隆： to enumerate pros and cons, let everybody comment?
Leon: 1) cloning technology can relieve those who cannot become the mother of women suffering.
2) cloning experiments to promote the implementation of the genetics of development, for "create" can the animal organs transplanted opened up a prospect.
3) cloning technology also can be used to test fetal genetic defects. Will be fertilized, used to detect various genetic disease cloned embryos and uterus, cloning and genetic characteristics of fetus develops in exactly the same.
4) cloning technology used for treatment of the nervous system damage. Adult nervous tissue regeneration, but no stem cells can repair neurological damage.
5) to in vitro fertilization surgery, doctors often need to connect multiple fertilized implanted in the womb, with a into pregnancy stages from screening. But many women can only provide an egg for fertilisation. Through cloning can well solve the problem. The eggs can clone into multiple for fertilization, which greatly improve pregnancy rate. Disadvantages: 1) cloning would reduce the genetic variation, through cloning produces the individual has the same genetic, the same diseases sensitivity, a disease could destroy
the generated by cloning of groups. Can imagine, if one country herds will have the same cloning product, a less severe virus could destroy the national husbandry.
2) cloning technology use will make people tend to multiply the existing population of the most value of the individual, rather than by natural laws to promote the whole population of the muck. In this sense, the cloning technology to interfere with the natural evolution process.
3) cloning technology is an expensive technology, need a lot of money and biological professional participation, failure rate is very high. Dolly is 277 experiments only results. Although now developed more advanced technology, the success rate was only to reach 2-3%.
4) transgenic animals raised the risk of infection. For example, if a drug milk cow production infected with virus, which may be through milk infection patients