. Sales of CDs have greatly increased since the early 1990s, when people ________ to enjoy the advantages of this new technology.
| A．begin | B．began | C．have begun | D．had begun |
The police a prisoner.
| A．are searched for | B．is searching after |
| C．are searching for | D．is searching for |
The picture on the wall looks better .
| A．in a distance | B．in the distance |
| C．at a distance | D．at the distance |
This custom the seventeenth century.
| A．comes from | B．dates from |
| C．happened from | D．appeared until |
If you had got up early,you here on time.
| A．would reach | B．would have reached |
| C．have reached | D．had reached |
The highway to the city is under repair now.
| A．leads | B．led | C．to lead | D．leading |