JLPT N4

All JLPT 4 grammar : も（も, mo）, too; also; in addition; as well; (not) either (in a negative sentence)

All JLPT 4 grammar : てあげる（てあげる, te ageru）, to do something for someone (close to oneself)

All JLPT 4 grammar : かな（かな, kana）, I wonder

All JLPT 4 grammar : し（し, shi）, "as well as"

All JLPT 3 grammar : 事（こと, koto）, thing; matter

All JLPT 4 grammar : れる（られる, rareru）, indicates passive voice (incl. the "suffering passive")

All JLPT 4 grammar : 為る（させられる, saserareru）, to do; to carry out; to perform

All JLPT 4 grammar : と聞いた（と聞いた, to kiita）, I heard that.., I have been told that ..

All JLPT 4 grammar : 受身形（受身形, ukemi）, passive voice; passive form

All JLPT 4 grammar : ていた（ていた, te ita）, "I" was doing + verb (past tense)