We usually buy things in a shop, a market or a supermarket. Shopping always takes too much t. We have to walk around for a long time to look fthe things we want. Sometimes we have to cmany heavy shopping bags. We're always very tired after s. Now it's different from that in the past(过去). We can do many things at h, we don't need to go to the shop. We can buy many good and cthings on the Internet, they look nice but don't cost much. It seems easy and quick, bit sometimes brings us some trouble(麻烦). The clothes you buy on the Internet are dfrom what you want, or the sis too small or too big. You may see many people wear the same clothes in the street. Do you know why? Bthey all buy clothes on the Internet. How interesting!