Plastic bags are provided for our convenience but they also have __________ the pollution of the environment.
| A．referred to |
| B．led to |
| C．reacted to |
| D．attended to |
We hope one day all the violence and poverty will be ________ in the whole world and we can live a really harmonious life.
| A．put out | B．given out |
| C．wiped out | D．left out |
The situation after the big earthquake was unexpected, and no one knew what would ________ of us the next minute.
| A．spend | B．happen |
| C．relax | D．become |
Do your best to remember other people's names and interests, which shows you ________ them.
| A．look up to | B．worry about |
| C．care about | D．look after |
In the TV ad, the actress is asked to jump with her mouth ________ open, showing her ________ teeth.
| A．wide; sounding | B．widely; sounding |
| C．wide; sound | D．widely; sound |
I cannot thank you ________ much. I might never have been admitted to such a famous university but for you.
| A．quite | B．that |
| C．too | D．very |