055 (A) a pretty penny (B) pigboat

Ross a pretty penny 一大筆錢 It costs a pretty penny to keep a car nowadays because of the high price of gas. 因為高漲的油價，現在要擁有一輛車要花一筆錢 pigboat 潛水艇 (口) They just developed a brand-new nuclear-powered pigboat.  他們剛研發出全新的核子動力潛艇

Ben a pretty penny 一大筆錢 A house that size with an ocean view must cost a pretty penny! 那種大小還有海景的房子一定要花一大筆錢。 pigboat 潛水艇 (口) A pigboat is not a pig's boat but a a submarine.

Heidi sentences

Kate a pretty penny It costs a pretty penny to bring up children 養育小孩要花一大筆錢 pigboat If you go to the museum in the chicago,you can visit the pigboat 假如你去芝加哥博物館,你可以參觀潛水艇