The fridge is __________ for one year. It means that the company that makes it promises to repair or replace it if it breaks down within a year.
He ________ the exam, but he was too careless.
These chairs may look good, but they’re very un-comfortable _____.
Do you prefer_____when your boss takes an interest in your personal life?
When the clock ________ 11, I was about to leave for the supermarket.
Famous physicists from all over the world came to the US to ______the 100th anniversary of Albert Einstein’s birth.