listen to the mp3 carefully and then fill in the blanks to gain the score.
1. President Barack Obama tonight____his first State of the Union address. Today's speech will be heavy on jobs, health care and a revived "Yes, we can"____, but the real test will be how the president ____ ____ ____ _____. A new Gallup Poll(民意调查) finds Obama is the most politically polarizing(政治极端化) president in recent histories.
2. A ____ ____, who caused problems for the ____ ____ Acorn, is now accused of trying to interfere with the phones in Senator Mary Landrieu's Louisiana office. A ____ set bond for James O'Keefe and three other men at $10,000 apiece after each made an initial court appearance.
3. North Korea says it's firing artillery shells off its west coast as part of an annual ____ ____, adding it'll keep right on doing it. South Korea says the North fired about 30____ ____its coast overnight. The South responded by firing 100 warning shots.
4. Toyota is____ sales of eight models and ____ production at six North American plants. The company recalled more than 2 million vehicles last week because of reports of ____ ____ ____. Engineers are working on a fix for the ____ ____ , but it's not clear when production of Camries, Corollas and some other Toyotas will ____.