Half of ________ surveyed in 16 countries say they go first to their closest friend to share their deepest wishes and darkest fears.
---Are you satisfied with what the captain explained? ---Not at all. It couldn’t have been________.
In the USA, Columbus Day is_______ the _____ of Christopher Columbus in the New World.
According to the police, _______ some facts undiscovered.
Recent pressure at work may________ his behavior.A.accounts for B. pay for C. stand for D leave for
The twin towers fell down. It looked_____ a huge piece of chocolate had been melted down(溶化).