It    be difficult to get a train ticket during traditional Chinese Spring Festival this year because there are many ticket windows.

— Mum, my friends are waiting for me outside. May I go out to play with them?— Yes, you        , but be careful, please.

—     you play the piano at this time of the day ? I need a good rest for tomorrow’s test. — Sorry.  

—Where ______ your food?—I only have two hamburgers. They ____ on the table. 

Some young people these days just ________ go out of their homes to contact the real world．