Tell your brother to come _____, because it's going to rain in a minute or two.
This is _____ best kind of _____ pen you can get here.
How strange! These years my birthday always falls _____.
They promise that the work would all be finished _____ next week.
—I don’t like chicken _______ fish. —I don’t like chicken, _______ I like fish very much.
Fred is second to none in maths in our class, but believe it or not, he _______ passed the last exam.