---Your sister nearly _______ all her spare time to her study during the three years.
----That's right， or she ________ the first place in her school in the College Entrance Examination.
| A．devoted; wouldn't have taken | B．spent; wouldn't have taken |
| C．had devoted; hadn't taken | D．had spent; couldn't take |
| A．couldn't see | B．shouldn't have seen |
| C．mustn't have seen | D．can't have seen |
| A．extremely | B．basically | C．separately | D．naturally |
| A．trade | B．replace | C．exchange | D．reduce |
—Right, just the one_______ you know I used to stay for years.
| A．that | B．which | C．where | D．what |
| A．on time | B．at a time | C．at one time | D．in time |