How much time did you spend the new words in Unit 10?

On the night of February 14th, 2011, all the Chinese _________ by Guo Mingyi, a very common worker who ________ more than 180 poor children since 1994.

Why not _______ a taxi to the zoo? It can save us a lot of time.

English is ________ useful language so that most people speak it as ________ second language.

Would you like __________ orange juice? —No, thanks. There is __________ in my bottle.