The medicine works more effectively_____you drink some hot water after taking it.
| A．as | B．until | C．although | D．if |
How long ___ to finish the work ?
| A．will you take | B．will you take | C．you will take | D．will it take you |
Many students were watching the story of the heroes from Changjiang University on TV, ________ moved to tears.
| A．all of them | B．all of whom | C．all of that | D．all of which |
The lady said she would buy a gift for her daughter with the ________.
| A．20 dollars remained | B．20 dollars to remain |
| C．remained 20 dollars | D．remaining 20 dollars |
He is the only one of the students who ________ a winner of schoolarship for three years.
| A．is | B．has been |
| C．are | D．have been |
________ we will start the project has not been decided yet.
| A．That | B．Who |
| C．What | D．When |