107. The Curies are best known for ____ radium and they won the Nobel Prize in 1903.
| A．discovering | B．inventing | C．finding | D．Creating |
It is difficult for us to conversation with all this noise around us.
| A．come up | B．put up | C．carry on | D．get on |
The bank couldus with $100,000 for the house．Why don’t we buy it?
| A．show | B．offer | C．provide | D．solve |
As days go on, I think that Beijing will become ______ the whole world pay close attention to.
| A．where | B．what | C．which | D．that |
Although the old lady has a daughter and two sons ,______ live with her．
| A．neither of whom | B．neither of them |
| C．none of whom | D．none of them |
---- How long do you suppose it is ________he arrived here?
-----No more than half a week.
| A．since | B．before | C．after | D．when |