I was told that although these old buildings____ the Ming Dynasty, 
they remained in good condition.
| A． are dated back to | B． dated back to |
| C． date back to | D． have been dated back to |
--- What made Julia so unhappy?
--- ________ her new bike.
| A．Lose | B．Lost | C．Losing | D．She lost |
Only after ___ your homework _________ watch TV.
| A．have you finished; you can |
| B．you have finished; can you |
| C．have you finished; can you |
| D．you have finished; you can |
She ____ an old friend of hers yesterday while she was shopping at the department store.
| A．turn down | B．deal with | C．took after | D．came across |
All possible means ____, but nothing can prevent the buildings ____.
| A．has tried; from being pulled down |
| B．have tried; from pulling down |
| C．has been tried; from pulling down |
| D．have been tried; from being pulled down |
Gun control is a subject _________ Americans have argued for a long time..
| A．of which | B．with which | C．about which | D．into which |