The only question __________ I ask for you was how to used the computer .

A．that              B．which            C．who              D．whom

The only question __________ I ask for you was how to used the computer .

The only question __________ I ask for you was how to used the computer .

1. A.
   that
2. B.
   which
3. C.
   who
4. D.
   whom

1He is the only student______ I've ever met ______ could answer this question .

A. who ;  /  B. / ; whom  C. whom ;  /  D. /  ;  who

He is the only student______ I've ever met ______ could answer this question .

1. A.
   who ; /
2. B.
   / ; whom
3. C.
   whom ; /
4. D.
   / ; who