It seems that the seniority system still exists in Japan.
The seniority system still ( ) ( ) exist in Japan.
答えは seems to ね ３単現の s を付け忘れないでね
このタイプの書き換えをやりながら 不定詞の作り方 を見ていきましょう
It seems that he tells a lie.
He seems to tell a lie.
It seems that he told a lie.
He seems to have told a lie.
It seemed that he told a lie.
He seemed to tell a lie.
It seemed that he had told a lie.
He seemed to have told a lie.
to不定詞は 同時 か 先 を表します
なので、1つ時制を下げたいときは 完了不定詞 にしましょう