--Why do you look worried?--I’m looking for my pet dog but I can’t find it______.A. somewhere B. anywhere C. everywhere
—Maria isn’t at home .
—Please have a seat . —Thank you .
—Why don’t you go home now ? —OK. Let’s go.
—Would you like to fish with me ? —I’m afraid I have no time .
—Could you tell her to call me ? —Sure.