Wang Pin is an advanced worker in our company. He _______ for four years in Yangzhou University.
| A．studied | B．has studied | C．had studied | D．has been studying |
Many people worry that air pollution mightchanges in the weather around the world.
| A．add to | B．lead to | C．turn to | D．belong to |
He didn’t work hard;he was dismissed by the boss.
| A．thus | B．instead | C．anyhow | D．however |
We Nanjingers should try our best to maketo the Nanjing 2014 Youth Olympic Games.
| A．differences | B．contributions | C．advances | D．records |
—Why shouldn’t I disturb my brother these days?
—Because he needs to think aboutjob advertised in the paper he can take.
| A．how | B．where | C．which | D．that |
Only adults are allowed to have accessthe Internet in the Internet cafes in our city.
| A．with | B．to | C．for | D．in |