Tip 1: Be Consistent
(Các thành phần trong câu phải nhất quán với nhau)
| # | Incorrect | Correct |
|---|---|---|
| Verb Tense | After he broke his arm, he is home for weeks. | After he broke his arm, he was home for weeks. |
| Shift of Pronoun | If one does not study hard for SAT, they will not have good scores. | If one does not study hard for SAT, one will not have good scores. |
| Parallelism | The new car is big, weighing 2000 kg and measure 3 meters long. | The new car is big, weighing 2000 kg and measuring 3 meters long. |
| Noun Agreement | Carmen and Sarah want to be a pilot. | Carmen and Sarah want to be pilots. |
| Pronoun Agreement | Each student must submit an online application before they can be admitted. | Each student must submit an online application before he or she can be admitted. |
| S-V Agreement | There is eight people in the class. | There are eight people in the class. |
Tip 2: Be Logical
(Câu phải hợp lý về ý)
| # | Incorrect | Correct |
|---|---|---|
| Coordination | The movie was boring, but I stopped watching it. | The movie was boring, so I stopped watching it. |
| Comparison | James grew more vegetables than his neighbor' garden. | James grew more vegetables than his neighbor did. |
| Dangling Modifier | Studying hard for SAT, Mike's goal is to apply for a medical school. | Studying hard for SAT, Mike wants to apply for a medical school. |
Tip 3: Be Clear
(Không gây ra hiểu lầm khi dùng từ)
| # | Incorrect | Correct |
|---|---|---|
| Ambiguous | In the newspaper, they say that few people did it. | In the newspaper, the reporter says that few people voted. |
| Redundancy | Some bacteria can be useful and beneficial for our health. | Some bacteria can be beneficial for our health. |





