He was _________down for several days after he heard the bad news .
His sister left home in 1998, and _______since.
What do you mean, there are only ten tickets? There _____ be twelve
Could I speak to ______ is in charge of International Sales please?
---Good morning,Doctor Brown’s office.---Hello, this is Tom Smith. Could you please tell Doctor Brown I ? My car start.
When I saw mum nod _______ to me, I calmed down and went on with my acting.