John and I___friends for eight years.We first got to know each other at a Christmas party.But we_____ each other a couple of times before that.
Since when_____her?
There are many pictures on the wall. _____do you like best?
“_____does he brush his teeth a day?” “Twice.”
____colour is the cover of the dictionary?
—— “Did you have breakfast this morning? —— “_____.”