The poor man’s life was _________ the king.
| A．at the mercy of | B．at the call | C．at the service | D．at the experience |
______________ in a white dress, the girl looks very pretty
| A．Dressed | B．Dressing | C．To dress | D．Having dressed |
Having taken our seats,_______________________.
| A．the professor began the lecture |
| B．the lecture began soon |
| C．we were attracted by the lecture soon |
| D．the bell announced the beginning of the lecture |
While ________ the street, he was hit by a car.
| A．crossing | B．cross | C．crossed | D．to cross |
The old house ______________ roof was damaged in a storm is being repaired now.
| A．where | B．which | C．that | D．whose |
Some websites are designed to instruct people how ______ positions in foreign companies.
| A．to apply for | B．apply for | C．applying for | D．applied for |