I refuse to accept the blame for something __________ was someone else's fault.
| A．who | B．that | C．as | D．what |
There is clear evidence __________ the most difficult feeling of all to interpret is bodily pain.
| A．what | B．if | C．how | D．that |
When the news came __________ the war broke out, he decided to serve in the army.
| A．since | B．which | C．that | D．because |
There's a feeling in me __________ we'll never know what a UFO is.
| A．that | B．which | C．of which | D．what |
My son was __________ of being a football player though he was weak and thin.
| A．previous | B．anxious | C．successful | D．ambitious |