It _____ quite a few years _____ the accused was declared innocent and set free.
| A．was; since | B．is; that | C．will be; when | D．was; before |
--- I saw Nancy on the way home yesterday.
--- It be her. She’s gone to America for further study.
| A．mustn’t | B．can’t | C．won’t | D．needn’t |
The walkman I bought yesterday is quite different from _______ you bought last month
| A．that | B．which | C．the one | D．the one what |
Only then _____ how much damage had been caused.
| A．she realized | B．She had realized |
| C．had she realized | D．did she realize |
As we all know，dark glasses can ________ the eyes from strong sunlight.
| A．prevent | B．care | C．help | D．protect |
How the big forest fire has remains to be a mystery.
| A．turned up | B．broken out | C．taken place | D．broken up |