At the age of 29, Dave was a worker, _______ in a small apartment near Boston and ______ what to do about his future.
| A．living; wondering | B．lived; wondering |
| C．lived; wondered | D．living; wondered |
I was told that ________ 10：20 flight would take us to Shanghai in time to reach ________ Fudan University.
| A．the; / |
| B．the; a |
| C．a; the |
| D．/; the |
The teacher praised me for ________ progress I'd made, which was ________ great encouragement to me.
| A．the; / |
| B．the; a |
| C．/; a |
| D．/; / |
We all sighed with ________ relief when ________ plane finally landed safely.
| A．a; / |
| B．/; the |
| C．a; a |
| D．a; the |
This is our contribution to ________ world of the 21st century, ________ world of independence and mutual understanding.
| A．the; / |
| B．/; a |
| C．a; the |
| D．the; a |
Sarah looked atfinished painting withsatisfaction.
| A．不填；a |
| B．a; the |
| C．the; 不填 |
| D．the; a |