2020年大作文

The pie chart illustrates the results of a suney in which yespondents were asked about the purpose of the students using smartphone in a school. Of all these items , the most students use the mobilephone in onder to learn knowledge which covers the biggest proportion , at 59.1% of the total . The next two significant items are obtaining informatioh and spending time , are 17.0% and 21.3% respectively .
The main factors contributing to this phenomenon can be summarized as follows . First and foremost , it is a well established fact that human have made extraordlinary progress in pursuit of a convenient life . As a result , an increasing number of them would like to using smartphone to learn knawledge , such as listen to a online - class . In addition , if you owing a smartphone , it is no doubt that you can find out some infrmation that you needed at a shorter time , and nomatter where are yu or what you are doing , using smartphone is the most convenient way to obtain some information . Last but not least , it is not uncommon to find that some people using the mobilephone just to spent the time.
Just with many other things , it is not easy to reverse the changes that have already taken place , therefore , I predict that there are still many students using smartphone to study.