cast testing sieve

例句：

1. 1. The actorwas cast in the lead role in themovie.
   这位演员在电影中被选为主角。
2. 2. She cast her eyes on thebeautiful woman across the room.
   她目光投向了房间里的那位美丽的女人。
3. 3. The artistcast a mosaic of colored glasson the wall.
   艺术家在墙上镶嵌了一块彩色玻璃马赛克。