Customers are asked to make sure that they the right change before leaving the shop.
| A．will give | B．have been given |
| C．have given | D．will be given |
Carl is studying food science at college and hopes to open up _____ meat processing factory of his own one day.
| A．/; a |
| B．/; the |
| C．the; a |
| D．the; the |
Sarah made _____ to the airport just in time to catch her plane this morning.
| A．herself |
| B．this |
| C．that |
| D．it |
This is the first time that I to Beijing.
| A．was |
| B．had been |
| C．am |
| D．have been |
The girl was working hard. She hoped to finish cleaning the house _____ her mother came back home.
| A．before |
| B．till |
| C．after |
| D．since |
The reporter decided to make a interview with the sportsman who won the first gold.
| A．face-to-face |
| B．face to face |
| C．face-in-face |
| D．face in face |