I’ve always dreamt ______ living in a big house. After many years’ hard work, I’m thinking _____ moving and changing my small house ______ a larger one.

Excuse me, Which is the way to the museum?―Sorry, I don’t know. This is my ________ time here.

Don’t copy others’ work. If you do it by, you’ll feel much better.

Everyone should play a part in _____the earth.

What do you think of the dress?— Wonderful. I don’t think I can find a ________ one.