—__________ you __________ the editor at the airport?
—No, he __________ away before my arrival.
| A．Have ； met ； has driven |
| B．Had ； met ； was driven |
| C．Did；meet；had been driven |
| D．Have ； met ； had driven |
________ I explained on the phone，your request will be considered at the next meeting.
| A．When | B．After |
| C．As | D．Which |
Today，we’ll discuss a number of cases ________ beginners of learning English fail to use the language properly.
| A．which | B．as |
| C．why | D．where |
The settlement is home to nearly 1,000 people，many of ________ left their village homes for a better life in the city.
| A．whom | B．which |
| C．them | D．those |
Darwin counted 225 flowering plants，________he collected and brought home 193.
| A．that | B．in that |
| C．of which | D．all of which |
________ was expected，only five people turned up at the party，________ disappointed the hostess very much.
| A．As；which | B．As；that |
| C．It；that | D．It；which |