----What are you busy doing these days?----I______ study for the coming exam.
_______theteachersintheschoolisonehundred,and______ofthemarewomenteachers.
They were ________ busy ________ with each other ________ the time.
Tell me ______________.
Ifyouwanttobuyanexpensivecamera,wehaveseveralmodelsforyou________.
The cleaners should not be looked down on and they are angels of the city _________.