是train to do sth ,还是train do sth ,还是trainto doing sth,还是trai

plan+to do sth.还是doing sth.还是 do sth. use sth doing sth还是use sth to do sth expect to do sth还是doing sth? mind doing sth还是 to do sth learn+to do sth 还是 doing sth finish to do sth还是doing sth promise doing sth还是to do sth hope to do sth 还是 doing sth love to do sth 还是doing sth 是mind to do sth还是mind doing sth? 是hard to do sth 还是 hard doing sth 是finish to do sth还是finish doing sth 是 stand doing sth.还是stand to do sth