Please excuse me _______ your letter by mistake.
___Do you like the material ? ___Yes, it ________very soft.
After a whole day’s heavy work ,the old worker returned home ,______________________.
--- Do you think our volleyball players played very well in yesterday’s match?--- ____. They couldn’t have done better.
The boss asked him to leave; _____, he was fired.
Computers should be made readily ________to teachers and pupils.