________ my teacher didn't tell me directly, I still felt that I didn't live up to her expectation.
| A．When | B．Since |
| C．As | D．While |
It is really _______ useful dictionary and _______ dictionary every one of us needs.
| A．an, a | B．a, the | C．the, a | D．a, a |
—It is ridiculous (荒唐的) that so many people believe the world will disappear in 2012.
—__________ it is true?
| A．So what | B．What for | C．What if | D．What’s up |
By the time you _________ your work this evening, I will be watching my favorite Korean TV series.
| A．get through | B．had got through |
| C．will have got through | D．have got through |
There standing _______ the hawthorn tree that stands for their love while _______ are the lovers.
| A．is; going | B．is; gone |
| C．are; going | D．are; gone |
Once ______ from space, the Great Wall is till great in sight.
| A．seeing | B．to see | C．seen | D．saw |