Research __________ out by several experts suggests that the oil spill in the Gulf has caused the fatal damage to the environment.
| A．to carry |
| B．carrying |
| C．being carried |
| D．having carried |
European football is played in 80 countries, ____ it the most popular sport in the world.
| A．making | B．makes | C．made | D．to make |
–Shall we meet at 6:00 or at 6:30?
-__________.
| A．At any time. | B．Yes, at 6:30. |
| C．Well, either time will do. | D．Any time is OK. |
I won’t give my help ______ you will tell me the truth.
| A．unless | B．since | C．if | D．even though |
Although there were so many people in the square, I could ______ my friend.
| A．pick up | B．pick out | C．make up | D．set out |
Jane is not ____ she was ten years ago. She has changed so much.
| A．that | B．who | C．whom | D．what |