Mary is tired of learning because she is_____ to do better than she can, both at school and at home. 

Some new teaching buildings ____ in Shunyi last year. 

–-- Mum, can I go to the zoo with Linda?  ---When your homework  ______, you can.

—Oh, this is really an old building.—Do you know when it        ?

There ______ any money in my school bag.