Three hours with your girl friend  _____to be a short time.

 This is Susan and that is Mary. _     my _        .

Each boy and girl as well as some teachers who ______ to visit Hengshui Middle School in Hebei Province ______ asked to be at the bus station at 6:30.   

Maybe you have been to many countries, but nowhere else ________ such a beautiful place. 

Both the children ______ good at maths.