Myfatherisareporter.Heworksina___________.

-HowdoyoulikethispieceofmusicbyTanDun?

-Well,ofallthemusicthathehaswritten,Ithinkthisishis_______one.

Themachineis_______(控制)byarobotinsteadofaworker.

Thankyouforthe_______thatyougavemewhenIfeltEnglishtoodifficulttolearn.

-This kind of sports is exciting.

-Yes, but it's dangerous. One can't do it_______ he or she has got some training.