--Would you please explain to me about the difference between the two phenomenon?
--I’m sorry, but that’s just _____ I’m puzzled about.
| A．why | B．what | C．which | D．where |
to the left, and you will see the railway station.
| A．Turning | B．To turn | C．Turned | D．Turn |
I hate when people have prejudice against female employees and think women are less capable.
| A．that | B．it | C．one | D．them |
It is reported that the underground systemin Changsha now will be open in 2015.
| A．is being built | B．built | C．being built | D．is built |
—Guess what! I have got A for my term paper.
—Great! You read widely and put a lot of work into it.
| A．must | B．should | C．must have | D．should have |
—Why didn’t you go out to meet the new forging teacher?
—I would have, but I the spelling mistakes in my homework.
| A．corrected | B．was correcting | C．had corrected | D．would correct |