When were you born?—I was born ____ October, 1997.[ ]

We should pay close attention to safety in schools because of frequent reports about accidents ____ students got injured or killed while in school.

_________milk would you like?—Half a kilo.

I hope there are enough glasses for each guest to have ___.

What do you think of the color of my bedroom?—Sorry, but what did you say? I ________ about something else.