Yellow Stone National Park, ________in 1872, _________over three million visitors every year, is America’s first and foremost National Park．
| A．establishing, attracted | B．having established, attracted |
| C．established, attracting | D．being established, attracting |
Do you have anything is important to tell me?
| A．which | B．that | C．/ | D．it |
.An air France jet is reported________in the Atlantic Ocean with 228 people aboard，the airline’s worst disaster in its 75-year history．
| A．to have crashed | B．to have been crashed |
| C．having crashed | D．having been crashed |
A wonderful idea suddenly occurred to me _______ I would turn to the reference book to finish my homework
| A．that | B．if | C．when | D．which |
“It is not only you but also Tom who _________,” said the teacher after knowing what had
happened.
| A．are to be blamed | B．is to be blamed | C．are to blame | D．is to blame |
About one in ten computer game players show signs of addictive behavior that have
negative effects on their family, friends and school work , according to a new study.
| A．could | B．should | C．need | D．would |