Do you know where David is? I couldn’t find him anywhere.—Well. He _____have gone far—his coat’s still here.

John,a friend of mine,who got married only last week,spent $3000 more than he _______ for the wedding

Which hat do you like___, the blue one or the brown one—The brown one.

When copying the letter,pay special attention to not any words.

With such an ecological variety, amazing natural beauty, and so much to do, it’s _______ that the falls are a wonder.