Questions 25 and 26 are based on the following news. At the end of the news item, you will be given 10 seconds to answer the questions. Now, listen to the news.

A．surrounded the Japanese embassy at once.
B．have encountered such protest for two years.
C．were armed with guns and clubs.
D．formed a human barricade to prevent possible violence.

A．the problem of obesity that has obsessed the Americans for a long time.
B．the problem that is of great weight and significance.
C．the vital problem caused by the pills.
D．the threatening situation we are facing in the long run.