It was hard for him to learn English in a family, in which _____ of the parents spoke the language.

 Clothing made of man-made materials has advantage over _______ made of natural ones like cotton, wool or silk.

You should drink _________ hot water.

My brother is   a hardworking student that he always gets high marks. 

—Jack said you got a unique watch for your birthday.—Yes. Maybe it is not to the taste of      , but I like it.