Never before ____ in greater need of modern public transport than it is today.
| A．has this city been | B．this city has been |
| C．was this city | D．this city was |
I’ll never forget the days _____ we spent on the small island.
| A．when | B．then | C．on which | D．that |
______ the airport, he was arrested（逮捕） by the police.
| A．As soon as arriving | B．Upon he arrived |
| C．On arriving | D．Upon arriving at |
I don’t like the way _____ you laugh at her.
| A．which | B．in which | C．by which | D．on which |
The boys were playing football on the ground. Sandy didn’t want to ______ them.
| A．take part in | B．join | C．join in | D．attend |
They went out ______ water.
| A．in search of | B．in a search of |
| C．in search | D．search |