The place _______interested me most was the Children's Palace.
| A．which | B．where | C．what | D．in which |
She still remembers Beijing University， ____________she graduated five years ago.
| A．from which | B． from where | C．which | D．不填 |
_______ from what he did, he isn’t a person to depend on..
| A．Judge | B．Judging | C．Judged | D．Judges |
The students left the room _______all the lights on.
| A．with | B．and | C．but | D．when |
Roses need special care ______they can live through winter.
| A．because | B．so that | C．even if | D．as |
Only in this way ____to make an improvement in the operating system.
| A．you can hope | B．you did hope | C．can you hope | D．did you hope |