35Global oil prices ______ sharply in the past two years

33．When problems such as energy crisis, pollution and population explosion_________, people are asked to share the bitterness and endure the hardship with all the whole nation of the times．

The Spring Festival Gala（春晚）of 2013 theme was Happy Chinese New Year attracted a large audience

Have you seen _________ TV series The Legend of Miyue, Mum—Yes, it’s quite _________ interesting play, so I have seen it twice.

suppos he’s late again. —-You ___ it.