用I study for an English by doing STH句型造15个句子

i study for an english by listening.
i study for an english by reading books.
i study for an english by doing homework.
i study for an english by talking with foreigners.
i study for an english by speaking a lot.
i study for an english by listening to music.
i study for an english by writing.
i study for an english by reciting words.
i study for an english by making sentences.
i study for an english by doing some exercises.
i study for an english by reading.
i study for an english by asking questions.
i study for an english by learing grammer.
i study for an english by remembering a lot of words.
i study for an english by singing English songs.