根据句子意思，用所给词的适当形式填空。
_________ you __________( have ) a tennis ball ?
I have ten ping-pong______( bat ) and seven ________( volleyball ) .
Allan _________ ( not have ) a brother.
How much ___________(be) the socks?
Sonia ___________( watch ) TV in the morning.
I have many ___________( friend ) here.
I have only one __________( watch )
Let _________( we ) have a look (看一看).