"Better city, Better life", theme of Shanghai Expo 2010, fully ________ the significance and the universal values of modem spirits — Harmony, Progress and Dream.
When asked about their opinions about the schoolmaster, many teachers would prefer to see him step aside ______ younger men.
Let’s learn to use the problem we are facing ________ a stepping-stone to future success.
—Would you like to join me for a quick lunch before class? — ______, but I promised Nancy to go out with her.
Mary is really good at taking notes in class. She can_almost every word her teacher says. put out B. put down C. put away D. put together
Scientist have many theories about how the universe into being. came B. was coming c had come D. would come