— Are there ____ computers in your classroom?— No. There aren’t ___ computers in our classroom.
Where’s Dad? Mum is looking for ______.
I didn’t know ______ last year.
The city walls _______ forty years ago. What a pity!
My classmate, Ann, ________ five Oxford Bookworm novels already.
Mr Brown, I have ________ special to show you. Guess what it is.