RAT

例句：

1. 1.The rat was caught in the trap.
   那只老鼠被关在了陷阱里。
2. 2.The rats were running around in the basement.
   老鼠们在地下室里跑来跑去。
3. 3. The rat was eating the cheese.
   老鼠正在吃奶酪。