Our manager has gone to Paris, so I have to deal with all the letters during his ________.

There is a growing______for people to work at home instead of in offices. 

All the employees of the company received a(n) _____________of $ 200 apart from their salary at the end of the year to celebrate our traditional Spring Festival.

Animals should not be locked in cages; they should be in their normal _____.

Always read the ______ on the bottle carefully and take the right amount of medicine.