托福口语范文：
The advantage of this plan is ebooks are easy to carry. Thousands of books can be loaded onto one device. These devices are small and light to carry around. Being able to search an entire book is awesome. This allows us to find a keyword within seconds. The other side of the coin is that ebooks require a reading device which can be expensive. Students have to buy new ones when it’s broken. A new model would come out every year with new features to encourage people to upgrade. The cost of these devices can be so much higher than owning paper books.
微信扫描下方二维码，第一时间知晓