Modern China is experiencing a completely new period ________ respect for science and creativity has become the guiding principle of society.
Nick is looking for another job because he feels that nothing he does ________ his boss.
My father had ____ me a new computer as my birthday present.
After the earthquake, the government turned a school into a for the victims of the earthquake.
It is difficult for my teacher to my mistakes in my composition. He is so careful!
I have many friends, some are businessmen.