Withoutproperlessons的精选

问题详情：Withoutproperlessons,youcould___alotofbadhabitswhenpractisingthepiano.A.setup              B.catchup               C.pickup              D.keepup【回...

问题详情：Withoutproperlessons,youcould    alotofbadhabitswhenplayingthepianoA．giveup             B．catchup             C．keepup             D．pickup【回答】D知识...