1 . ________ (acquire) the skills of playing the piano, you should spend as much time as you could practicing it. (所给词的适当形式填空)

2 . To t________ (解决) this crisis, he chose to study agriculture and received an education at Southwest Agricultural College in Chongqing.(根据中英文提示填空)

3 . He took a few deep breaths to c___ himself down. (根据首字母提示单词拼写)