句型转换。 1. Bruce has art lessons twice a week .(对画线部分提问) _____ _ _ ___ _____ _ _ ___ does Bruce have art lessons? 2.She hardly knew how to solve this math problem.(完成反意疑问句) She hardly knew how to solve this math problem, _____ _ _ ___ _____ _ _ ___? 3.It is interesting to send English messages to friends on a mobile phone.(改为感叹句) _____ _ _ ___ _____ _ _ ___ interesting thing it is to send English messages to friends on a mobile phone!