_____ is known to us is that the 2012 Olympic Games will take place in London．
| A．It | B．Which | C．As | D．What. |
They will start their project _____at helping the poor children to be educated in China’s west.
| A．aims | B．aiming | C．being aimed | D．to aim |
---John always thinks of others instead of himself.
---So he does. It is _____of him to want to help others.
| A．aggressive | B．evident | C．typical | D．conventional |
I like this house with a beautiful garden in front, but I don’t have enough money to buy _______.
| A．one | B．it | C．this | D．that |
Most people________ what Fang Zhouzi has done against the dishonest professors and research.
| A．admit | B．appreciate | C．satisfy | D．afford |
--- You mean we will have the mid-term exam in early November?
--- Yes. ________
| A．It’s up to you. | B．Go ahead. |
| C．See you again soon. | D．You’ve got it. |