whenever_____(ask）to help me with my lessons,he always refused,_____(say）he was too busy

whenever_____(ask）to help me with my lessons,he always refused,_____(say）he was too busy ASK ABOUT,ASK TO,ASK Can you（ ）your mother( )us?A.ask,to help B.to ask,help C.ask,help who to ask还是whom to ask ask to do sth ask（sb）for sth ask sb about sth 这三个ask to do sthask（sb）for sthask sb about sth ask sb to do ask sb to do to ask for ask me to sing ask sth to sb ask sb sth ask for与ask to的区别 造句 用（ask sb.to do sth.）造句 BUT WHAT DO YOU ASK ME TO GO OUT （）? It's impolite to ask （person）question the（ ）is that we have a lot( )to ask. He called up his father------（ask）for money.【老师1说asking和to ask都可,老师2说只能用to ask.】 we didn't know____for adviceAto ask whom Bwhom to ask Cwhether ask Dif to ask ask FOR ASK ABOUT ASK TO ASK OF有这四个词组吗?有什么区别?