一般トレーニング IELTS（バンド5以下） - 確実性の副詞

in a manner showing absolute confidence in the statement

確かに, 間違いなく

used to show uncertainty or hesitation

多分, おそらく

in a manner expressing the capability or likelihood of something happening or developing in the future

潜在的に, 可能性がある

having a low chance of happening or being true

ありそうにない, 可能性が低い

in a certain way

確実に, 間違いなく

in an assured manner, leaving no room for doubt

確かに, 疑いなく

without any uncertainty

明確に, はっきりと

used to express that something might happen or be true

おそらく, 可能性がある

used to show likelihood or possibility without absolute certainty

おそらく, 多分

used to express possibility or likelihood of something

おそらく, 多分

used to suggest that there is a strong chance of something happening

おそらく, 最も可能性が高い

used to say that there is no doubt something is true or is the case

疑いなく, 間違いなく