用所给词的适当形式填空（必要时可加助动词）.
__________（that）girls are Amy’s sisters．
That is __________（she）father．
What’s __________（you）last name?
These __________（picture）a他while and black．
Here __________（be）Mona’s keys．
_________ （do）she have a dictionary?
Ed．Smith__________（have）7 basketballs and 8 tennis rackets．
Let us ________ （join）the school sport club．
__________（Linda）father and mother are in the school．
________ （be）she your grandmother?