厕所里有一个干净的马桶。
There is a clean ___toilet in the bathroom.
请确保每次使用后都冲厕所。
Please make sure to flush the ___toilet after each use.
这栋房子有两个厕所。
This house has two ___toilets.
厕所在走廊的尽头。
The ___toilet is at the end of the corridor.