----Whose book is this?----It _______ our geography teacher’s. You see, his name is on it.
There are___new words that all of us can understand
---What are you busy____these days? ----Nothig much
“You didn’t go to the movie with them, did you?” “___________Because I was very busy”
Another thing that he ___very difficult was English grammar.
---Would you mind my opening the window? ---________________.