Not until all the fish died in the river ______ how serious the pollution was.
| A．the villagers did realize | B．the villagers realized |
| C．did the villagers realize | D．didn’t the villagers realize |
It seemed that he was________ losing his life.Luckily，he was________in the end.
| A．in the danger of；out of danger |
| B．in danger of；out of danger |
| C．in the danger of；out of the danger |
| D．in danger of；out of the danger |
________ the newspapers，many leaders of laws from different countries attended the opening ceremony of the 2010 Shanghai World EXPO.
| A．With the help of | B．According to |
| C．Thanks to | D．In spite of |
We________that they have given us the chance to go abroad.
| A．find this unbelievable | B．find it unbelievable |
| C．find it unbelievably | D．found that unbelievable |
This course of study________to help those________to go abroad is popular with young people.
| A．designing；wishing | B．designed；wished |
| C．designing；wished | D．designed；wishing |
The flu is believed________by viruses that like to reproduce in the cells inside the human nose and throat.
| A．causing | B．being caused |
| C．to be caused | D．to have caused |