must の文にKen cleans his room on Sunday.
答Ken must clean his room on Sunday.
must のうしろは原形。cleans → clean
must の文にShe opens the window every morning.
答She must open the window every morning.
must のうしろは原形。opens → open
must の文にMy brother buys comic books.
答My brother must buy comic books.
must のうしろは原形。buys → buy
have to を使ってHe must finish his work at five.
答He has to finish his work at five.
主語が三人称単数なので has to
have to を使ってShe must practice the piano every day.
答She has to practice the piano every day.
主語が三人称単数なので has to
have to を使ってKen must play soccer after school.
答Ken has to play soccer after school.
主語が三人称単数なので has to
否定文にMy sister should study English every day.
答My sister should not study English every day.
should のうしろに not。動詞は原形のまま
否定文にHe should go to school by bike.
答He should not go to school by bike.
should のうしろに not。動詞は原形のまま
並べかえ私たちは制服を着なければなりません。
[ a / we / uniform / wear / must ]
答We must wear a uniform.
主語 → 動詞 → そのあと の順に並べる
並べかえ彼は早く起きなければなりません。
[ he / to / up / has / get / early ]
答He has to get up early.
主語 → 動詞 → そのあと の順に並べる