英语救急,快DoyouhaveanythinginmindthatyouwouldlikeforsupperCanyouseethedormitorywhosewindowisbroken?welearnalotfromthetheacherwhoworkedinthescienceaboratory?Jackchen,forwhomlifehadoncebeenveryhard,idsucce

　　英语救急,快

　　Doyouhaveanythinginmindthatyouwouldlikeforsupper

　　Canyouseethedormitorywhosewindowisbroken?

　　welearnalotfromthetheacherwhoworkedinthescienceaboratory?

　　Jackchen,forwhomlifehadoncebeenveryhard,idsucceddful.

　　ontheborderbetweenenglandandwales,thereisatowerwhichhasbecomelhugebookshop

　　上面各句中的引导词分别在定语从句中充当什么成分?