Shopping used to mean going to shops，but nowadays，you can shop without even leaving your home．Just sit in front of your computer，click（点击）your mouse and your things will be sent to your house in several days．You can also use your mobile phone to buy things you want．Nov.11 was a big day for many people who like shopping online．On that day，many stores offer a big sale．The biggest Chinese online shopping sites are Taobao．com and Tmall．com．

Goods（商品）online are often much cheaper．Shopping online also saves you a lot of time．And you often have more kinds of goods online than in shopping centers．Another big advantage of online shopping is that it helps you get things easily from different cities，even different countries．

While enjoying online shopping，many people also have worries，especially for middle school student buyers．They often buy things that they don't need．"Middle school students should pay more attention to their study．Searching for things to buy online wastes their time．"said teachers．

46．Nowadays，shopping becomes easier than before． 　　

47．Many people like shopping online on November 11． 　　

48．Shopping online can't save time and money． 　　

49．Teacher think middle school students should pay more attention to their study． 　　

50．This article is about disadvantages of shopping online． 　　．