—I can drive you home.—____ , but are you sure it’s not too much trouble?
The computer software is old, __________ very out of date.
My sister was against my suggestion while my brother was __________ it.
Working hard is not only a __________ of great success, but it is among the essential requirements.
The new product was __________ in 2011 and will be put into use in 2012.
Listen! Do you hear someone __________ for help?