Will he use the toilet on the plane?
举一反三
- What does the future toilet use to turn human waste into fertilizer?
- He said he ____ to draw a plane on the blackboard at that time.
- According to the above graph, what percentage of total freshwater use refers to cooking, showering, and flushing the toilet?
- 智慧职教: The most useful sentence you may use on the plane is ____________.
- He read a book on the plane to _____ away the time.