Although they lost their jobs, saving and unemployment benefits allow the couple to ____ their comfortable home．
| A．come up with | B．catch up with | C．hold on to | D．look forward to |
8. Usually passengers are required to arrive at _____ one hour before ______ takes off.
| A．airport; aircrafts | B．the airport, aircraft |
| C．an airport, a aircraft | D．the airport, the aircraft |
9. Which of the following is not a flying machine?
| A．plane | B．aircraft | C．kite | D．space ship |
10. As middle school students, raising pet ______ all day long is a sheer waste of time.
| A．beasts | B．creatures | C．cat | D．Dog |
11. Don't judge a person only by his _____.
| A．look | B．appearance | C．appearances | D．Faces |
12. --- What's on tonight?
--- I hear there is going to be a pop song contest. A group of famous singers from Hong Kong and Macao are ____ in our village theatre.
| A．making his first appearance | B．appearing on the stage |
| C．making their first appearances | D．appearing themselves |