An old lady came to the bus stop only the bus had gone.
| A．to run ; to find | B．running;to find | C．and ran ; finding | D．running; finding |
As we can see, the work can’t be finished by only one person, so let’s ______．
| A．take a turn | B．by turns | C．in turn | D．take turns |
Yesterday I was about to leave for the market _____ my boss called and asked me to go back to the office at once．
| A．when | B．while | C．as | D．because |
Our college is going to choose some ______ from the graduates to serve the poor village during the summer vacation．
| A．volunteers | B．firefighters | C．employers | D．prisoners |
．I have called the station and they told me the next train for Da Lian _____ at 3:10．
| A．will leave | B．left | C．has left | D．leaves |
Believe it or not, I’m sure that is _____ people call the six sense．
| A．when | B．what | C．which | D．why |