Mr Green drove slowly on the way home until he reached the high way, ______the speed limit was 60 miles per hour.
| A．because | B．which | C．where | D．that |
It was only after he had read the papers ________ Mr.Gross realized the task before him was extremely difficult to complete. (2013·大纲全国，30)
| A．when | B．that |
| C．which | D．what |
“Never for a second，”the boy says，“________that my father would come to my rescue.” (2013·江苏，27)
| A．I doubted | B．do I doubt |
| C．I have doubted | D．did I doubt |
Can you tell me________it was________your cellphone was lost?
| A．where；that | B．which；that |
| C．that；where | D．where；which |
________ is known to us all is that the old worker，for ________ life was hard in the past，still works hard in his seventies.
| A．As；whom | B．What；whose |
| C．It；whose | D．What；whom |
—How did you deal with the order?
—I handed it to ________ I think is in charge of sales.
| A．who | B．when |
| C．whoever | D．whomever |