——Who’s the man over there?Is it Mr. Black?——It______be him. He’s much taller.
----___ class is Tony ___? ----Class Five.
Mum, ______ my English teacher, Miss Yang.
This is _____ book. And it is ____ English book.
--Sit down, please. --.
----Are there ______ books in the box? ---Yes, there are ______.