—John has put forward _______ most challenging question for us to answer.
—Yes, it really is. I have never heard _______ harder one.
| A．the; 不填 | B．不填; the | C．the; the | D．a; a |
Thanks to their hard work, the new bridge has been finished_____________.
| A．behind schedule | B．ahead of schedule |
| C．in front of schedule | D．beside schedule |
___________ to carry out the plan in time, they will make careful prepatations.
| A．Determine | B．Having been determined |
| C．Determined | D．being determined |
The money collected should be made good use ____________ the people in South Asia who suffered a lot in the earthquake and the tsunami (海啸).
| A．of helping | B．to help |
| C．to helping | D．of to help |
The book which __________ at the end of last year turned out to be a great success in Shanghai.
| A．came about | B．came up |
| C．came out | D．came across |
--- what do you think of store shopping in the future?
---- Personally, I think it will exist along with home shopping but___________.
| A．will never replace | B．would never replace |
| C．will never be replaced | D．would never be replaced |