It was not until he came back _____ he knew the police were looking for him.
| A．which | B．since | C．that | D．before |
He asked ____ for a violin．
| A．did I pay how much | B．I paid how much |
| C．how much did I pay | D．how much I paid |
What the doctors really doubt is my mother will recover from the serious disease soon．
| A．when | B．how | C．whether | D．why |
It is generally considered unwise to give a child _____he or she wants.
| A．however | B．whatever | C．whichever | D．whenever |
______leaves the room last ought to turn off the lights.
| A．Anyone | B．The person | C．Whoever | D．Who |
Sarah hopes to become a friend of ______shares her interests.
| A．anyone | B．whomever | C．whoever | D．no matter who |