| 1. (Time period) + Subject + Verb to describe change + Adverb to describe the degree/ the speed of change. |
| 2. (Time period) + “There” to introduce the subject + article + Adjective to describe the degree/ speed of change + Noun to describe change + in “what” |
| Direction | Verbs | Nouns (+Preposition) |
| Movement upwards | 1.Go up | 1.Go up |
| Movement downwards | 1.Go down | 1.Go down |
| No movement | No change | No change |
| Change of direction | Followed by “at”, “of” |
| Degree | Adj- Tính từ | Adv- Trạng từ |
| Very extensive change | dramatic | Dramatically |
| Huge | ||
| Enormous | Enormously | |
| tremendous | Tremendously | |
| Extensive change | Substantial | Substantially |
| Considerable | Considerably | |
| Remarkable | Remarkably | |
| Significantly | Significantly | |
| Avarage change | Noticeable | Noticebly |
| Marked | Markedly | |
| moderate | Moderately | |
| Small change | Slight | Slightly |
| Small | ||
| minimal | minimally |
| Adjectives | Adverbs |
| Slow | slowly |
| Gradual | Gradually |
| Steady | Steadily |
| Sudden | Suddenly |
| Quick | Quickly |
| Swift | Swift |
| rapid | Rapidly |

