q('#classroom~there~computer#
Gurpreet: May I open the ~window~, please? It\'s so hot in here.
Mr S: Ok, but only for a few minutes. I feel cold today!
 
Ehsan: I\'ve finished, but I think ~number~ 5 is ~wrong~. Could you check it, please?
Mr H: Yes, you have added 3 and 4 instead of multiplying them. Please do it ~again~.
 
Yutaka: Can I go to the ~bathroom~, please?
Mr S: Is it urgent?
Yutaka: Yes!
Mr S: Ok. Be quick!
 
John: Have you seen my English ~book~?
Miyuki: Yes, the science teacher\'s dog is reading it.
John: Who\'s joking ~now~!?
#');