03課 話者の位置-1 他動詞・自動詞 教科書 p.122
Perspective 1 — spare/autonomous
接続：Nを他動詞／Nが自動詞
distinguish between adverbs and verbs. Interjection of the verb emphasizes the agent; Autonomous words describe changes in things.
注意 / Note：Check the correct front form, subject and level of politeness; Don't just translate word for word.
比較 / Compare：Compare with structures in the same lesson to choose according to function in the whole sentence.
私が窓を開けました。
I opened the window.
窓が開きました。
Open window.
店員が電気を消すと、電気が消えました。
The staff turned off the lights and the lights went out.