You really need to go out and get some fresh air and sunshine. You ______ overworked during the last two weeks.
| A．have been | B．were | C．had been | D．would |
He has so much __________ that he could do the work of six ordinary men.
| A．force | B．energy | C．power | D．strength |
His sister left home in 1998，and __________ since.
| A．had not been heard of | B．has not been heard of |
| C．had not heard of | D．has not heard of |
My parents send me to a school __________ rules are just as important a part of education as the academic subjects.
| A．that | B．which | C．where | D．when |
They've won their last three matches，__________ I find a bit surprising.
| A．that | B．when | C．what | D．which |
1 was born in New Orleans, Louisiana, a city __________ name will create a picture of beautiful trees and green grass in our mind.
| A．which | B．of which | C．that | D．whose |