Don't forget to ...... important files to the external hard drive.

Before you buy software, make sure it's compatible with your ..... .

All countries, except the USA, signed a new ........ on climate change last year. 

His last will was declared "null and void" after being challenged in court. Null and void means .....

How many months of paid ....... leave  does the employment contract stipulate?

Most of the company's ...... work from home.

If you're not happy there, you should resign and look for a better job. Resign means ....

When was the last time they ....... your salary?