用方框中所给词的适当形式填空。（5分）

girl,  it,  his,  her,  those

小题1:These two        are my cousins.
小题2:         are his teachers.
小题3:—What’s             name? 
—His name is Jack.
小题4:—Look! What’s that?  
—             is a pen.
小题5:This is my aunt and              telephone number is 456-5789.