下線部を代名詞にMy classmates are on the volleyball team.
答They are on the volleyball team.
主格(my classmates → they)
下線部を代名詞にKen is in the brass band.
答He is in the brass band.
主格(Ken → he)
下線部を代名詞にEmi is good at soccer.
答She is good at soccer.
主格(Emi → she)
下線部を代名詞にPlease call Mr. Sato tonight.
答Please call him tonight.
目的格(Mr. Sato → him)
下線部を代名詞にI often help Ms. Green.
答I often help her.
目的格(Ms. Green → her)
下線部を代名詞にDo you know Tom and Ken?
答Do you know them?
目的格(Tom and Ken → them)
下線部を代名詞にI use my sister's computer sometimes.
答I use her computer sometimes.
所有格(my sister's → her)
下線部を代名詞にThis is my parents' new car.
答This is their new car.
所有格(my parents' → their)
下線部を代名詞にThis computer is Yuki's.
答This computer is hers.
所有代名詞(Yuki's → hers)
下線部を代名詞にThis bike is my brother's.
答This bike is his.
所有代名詞(my brother's → his)