Minister Bill De Blasio     in office fewer than 48 hours when he came face to face with his biggest challenge in his life．

The wide popularity of the Korean music Gangnam Style has _________ heated discussions about people’s tastes nowadays.

Years of fighting have ______ the area ______.

 Have you really realized the part computer has________ in the daily life?

— Is the meeting held in Room 302 or 303 ?— It should be 302. But I hear that it _____ till tomorrow.