Trả lời: An e-reader is a small (1) device on which you can store and read texts downloaded from the Internet. Compared with printed books, e-readers are often more (2) convenient because an e-reader allows us to store thousands of books while it is only as heavy as a single book Besides, it...
Trả lời: 1. Another name for driverless cars is self - driving cars.2. Sensors on driverless cars allow them to avoid objects that block their way.3. Driverless cars can help disabled people get around.4. Only ...