Are the keys yours?－No, they aren’t _____. I think they’re Jason’s.

Linda, I called you this morning, but nobody answered the phone.—I’m sorry. I football with my friends then.

If you don’t know how to use the word, you should _________ in a dictionary.

The doctor advised Elsa strongly that she should have a rest, but ___ didn’t help.

We _______ them by three to two yesterday.