Once ______ , the plan can’t be changed.
The entire hall burst into a great cheer and applause _______ the Nobel Prize winner appeared on the stage accompanied by the chairman.
When I entered the room I found my father _______ in the sofa and __________ in a magazine.
Everyone is encouraged to _____ something to those who suffered a great deal in the earthquake.
— Have a coffee, Tom?— No, thanks. _____. I enjoy drinking tea.
—Hello, this is Tom speaking.—Tom? Oh, sorry, I ______ your voice.