It is five years since my dear aunt ________ here.
| A．left | B．has left | C．is left | D．had left |
The company has recently taken on fifty new workers some of_______ have just graduated from university.
| A．which | B．them | C．those | D．whom |
Andy was crying in his room just now，but he wouldn’t tell me_______ made him so sad.
| A．why it was that | B．why was it that | C．what it was that | D．what was it that |
A CD was_______ to the front of the magazine to encourage people to buy it.
| A．attached | B．referred | C．led | D．used |
_______ the right to correct his difficult question，the teacher of English was pleased and praised me in front of the class.
| A．Having given | B．Having been given |
| C．To be given | D．Giving |
As the interview rule goes，you can take some time to think through answers_______ you make a reply.
| A．after | B．when | C．before | D．since |