| 1 | This book is very useful for my studies. | |
| 2 | This website has a lot of useful information. | |
| 3 | This website has a user-friendly interface. | |
| 4 | These notes are very useful for me to prepare for the exam. | |
| 5 | I want to be a truly helpful person. |
Copyright © Purple Culture Co., Ltd. 2001 - 2026. All right reserved.
