YOU SAID:

Everybody screamed when I kissed the teacher, and they must've thought they'd dreamed when I kissed the teacher

INTO JAPANESE

私は先生にキスしたときに誰もが叫びました、そして、彼らは私が先生にキスしたときに彼らが夢を見たと思っていたに違いない

BACK INTO ENGLISH

Everyone shouted when I kissed the teacher, and they must have thought that they had a dream when I kissed the teacher

INTO JAPANESE

私は先生にキスをすると誰もが叫んだし、先生にキスしたときに夢があると思ったに違いない

BACK INTO ENGLISH

Everyone cried when I kissed the teacher, I must have thought that there was a dream when I kissed the teacher

INTO JAPANESE

私は先生にキスしたときに誰もが泣いた、私は先生にキスしたときに夢があると思ったに違いない

BACK INTO ENGLISH

Everyone cried when I kissed the teacher, I must have thought that I had a dream when I kissed the teacher

INTO JAPANESE

私は先生にキスをしたときに誰もが泣いた、私は先生にキスをしたときに私は夢があると思ったに違いない

BACK INTO ENGLISH

Everyone cried when I kissed the teacher, I must have thought that I had a dream when I kissed the teacher