The car accident on the main road the other day ________ the careless driving of a driver.
| A．was due to | B．resulted in |
| C．led to | D．was resulted from |
We agreed to accept__________they thought was the best professor in the college.
| A．whatever | B．whomever | C．whichever | D．Whoever |
There is no possibility, I guess, _____our exam will be put off.
| A．what | B．which | C．that | D．whether |
Far from perfect though this trip is, I think it’s well worth _____ we paid.
| A．that | B．what | C．which | D．How |
Being a good listener is a kind of quality and that’s ___ it takes to keep friendship.
| A．how | B．what | C．which | D．where |
As is recorded in history, silkworms（蚕）were first raised by a woman in _________ is today Hebei Province．
| A．where | B．the place | C．which | D．what |