| Bảng chia động từ |
| Số | Số it | Số nhiều |
| Ngôi | I | You | He/She/It | We | You | They |
| Hiện tại đơn | strengthen | strengthen | strengthens | strengthen | strengthen | strengthen |
| Hiện tại tiếp diễn | am strengthening | are strengthening | is strengthening | are strengthening | are strengthening | are strengthening |
| Quá khứ đơn | strengthened | strengthened | strengthened | strengthened | strengthened | strengthened |
| Quá khứ tiếp diễn | was strengthening | were strengthening | was strengthening | were strengthening | were strengthening | were strengthening |
| Hiện tại hoàn thành | have strengthened | have strengthened | has strengthened | have strengthened | have strengthened | have strengthened |
| Hiện tại hoàn thành tiếp diễn | have been strengthening | have been strengthening | has been strengthening | have been strengthening | have been strengthening | have been strengthening |
| Quá khứ hoàn thành | had strengthened | had strengthened | had strengthened | had strengthened | had strengthened | had strengthened |
| QK hoàn thành Tiếp diễn | had been strengthening | had been strengthening | had been strengthening | had been strengthening | had been strengthening | had been strengthening |
| Tương Lai | will strengthen | will strengthen | will strengthen | will strengthen | will strengthen | will strengthen |
| TL Tiếp Diễn | will be strengthening | will be strengthening | will be strengthening | will be strengthening | will be strengthening | will be strengthening |
| Tương Lai hoàn thành | will have strengthened | will have strengthened | will have strengthened | will have strengthened | will have strengthened | will have strengthened |
| TL HT Tiếp Diễn | will have been strengthening | will have been strengthening | will have been strengthening | will have been strengthening | will have been strengthening | will have been strengthening |
| Điều Kiện Cách Hiện Tại | would strengthen | would strengthen | would strengthen | would strengthen | would strengthen | would strengthen |
| Conditional Perfect | would have strengthened | would have strengthened | would have strengthened | would have strengthened | would have strengthened | would have strengthened |
| Conditional Present Progressive | would be strengthening | would be strengthening | would be strengthening | would be strengthening | would be strengthening | would be strengthening |
| Conditional Perfect Progressive | would have been strengthening | would have been strengthening | would have been strengthening | would have been strengthening | would have been strengthening | would have been strengthening |
| Present Subjunctive | strengthen | strengthen | strengthen | strengthen | strengthen | strengthen |
| Past Subjunctive | strengthened | strengthened | strengthened | strengthened | strengthened | strengthened |
| Past Perfect Subjunctive | had strengthened | had strengthened | had strengthened | had strengthened | had strengthened | had strengthened |
| Imperative | | strengthen | | Let′s strengthen | strengthen | |
