Teachers recommend parents ______their children under 12 to ride bicycles to school for safety.

We would have called a taxi yesterday if Harold __________us a ride home.

My sister was determined that her daughter ____abroad when she grows up.

Zhang Lin was addicted to computer games during his last year in high school , otherwise he         ____________a student of Beijing University .

But for the fact that China   also affected by the global financial crisis, we      fewer unemployed workers now.