D05
core
Relations
Logical relations
Cause Link
Why did it happen? What caused it?
basic
Causal clause
Cause phrase
Because
Due to
意味
A relation that explains the reason, cause, trigger, source, or motivating factor behind an event or state.
見分け方
Ask what made the event happen.
例
単語
because|since|due to|therefore
フレーズ
because of the rain|since I was tired
文
We stayed home because it was raining.
Visual guide
Basic shape
CAUSE → EVENT/STATE rain → stayed home We stayed home because it rained. Ask: Why did it happen?
Compare shape
Same cause link, different grammar: EVENT because CAUSE because CAUSE, EVENT EVENT due to CAUSE CAUSE-marker → EVENT All answer: Why?
言語別ビュー
母語の仕組み
日本語
表れ方
strong
重要度
Cause is expressed with connectors such as から and ので; ので sounds more explanatory or polite.
雨が降っていたので、家にいた。
Because it was raining, I stayed home.
学習言語では
英語
表れ方
strong
難易度
English marks cause with because, since, as, due to, because of, and other connectors.
I stayed home because it rained.
because it rained = cause
よくあるつまずき
Learners may overuse because or confuse because/because of/due to.
Same block, different coding
Both languages use this block strongly, but they signal it differently. Focus on form changes, not only meaning.