——Do you know the man wearing a pair of glasses?-------Yes.He’s a teacher of _________.He teaches _________history.

It’s too hot today. Please give        a bottle of orange. 

--- Who is the woman in black?--- ________ is our physics teacher.

 —Is this your book, Alice?  —Yes, it is ____ book. Thank you.

My mom always tells me that _________/'nʌθɪŋ/ is difficult.