----Why didn’t you see me wave to you then?----Oh, If so. I must say sorry. I think I____ in the other direction.
Stephen Hawking believes that the earth is unlikely to be the only planet life has developed gradually.
What a pity! When we got to the cinema, the movie Let the Bullets Fly _________, so we saw only the end of it.
No matter how low you consider yourself, there is always someone looking up to you ___they were that high.
________ a child begins school, he enters a world of fierce competition where success and failure are clearly defined and measured.
—What about the package of food? —You’d better ________ it at the service counter before entering the bookstore.