I think it's better for supermarkets to provide children _____ a playroom
---Miss Lee, I didn’t catch what you said. Could you tell me ______ again?---OK.
Do you want to be healthy? ______. Smiling can help you stay healthy.
---George, how can you prove the earth is round?---I can’t, sir. ______, I never said it was.
A friend is someone ______ says, “What! You too? I thought I was the only one!”
He thinks himself somebody, but we think him ______.