—As an old saying goes: “Opportunities favor the prepared mind.”
—Perfectly! Now ______.
| A．the chance comes | B．does the chance come |
| C．comes the chance | D．the chance did come |
The manager is said to have arrived back from Paris where he __________ some European business partners.
| A．would meet |
| B．is meeting |
| C．meets |
| D．had met |
When he found many people were gathering there, he went to see what __________.
| A．happened |
| B．would happen |
| C．has happened |
| D．had happened |
He __________ that until he __________ the directions once again.
| A．didn't understand ； had read |
| B．hadn't understood ； read |
| C．understood ；had read |
| D．understood ； read |
When they met again in New York, ten years __________.
| A．passed |
| B．was passing |
| C．had passed |
| D．has passed |
__________ the time the firemen arrived, the building had been burnt to pieces.
| A．At |
| B．Till |
| C．When |
| D．By |